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191 Cards in this Set
- Front
- Back
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ecthyma contagiosum
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parapox
dsDNA orf |
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ecthyma contagiosum stages
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1. papule
2. targe 3. Weeping nodule 4, Regenerative 5. Papullomatous 6. Regressive w dry crust |
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Milker's Nodule
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Paravaccinia/parapox
crusting or central ulceration |
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Malignant pustule
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anthrax
starts as small erythematous itchy papule 1-2 days ring of vesicles w central eschar, surrounding edema few wks eschar sloughs --> shallow ulcer heals by granulation painless but can have painful LAD |
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Afipia felis
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small # of cat scratch disease
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cat scratch uncommon systmeic
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encephaopathy
osteolytic lesions thrombocytopeni purpura |
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cat scratch other cutaneous
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morbilliform
EN erythema marginatum LCCV EM |
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oculoglandular syndrome of parinaud
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cat scratch
painless 5% of pts palpebral conjunctiva |
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bacillary angiomatosis CD4 count?
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< 50
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bacillary angiomatosis other organs?
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bacillary peliosis hepatitis
bacillary peliosis splenis with thrombocytopenai |
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bacillary angiomatosis side effect of tx?
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Jarisch-Herxheimer-like reaction
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Brucelliosis skin? %? tx?
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Malta Fever, Undulant Fever, Bang's disease
infected animals, raw goat milk, unpasterurized goat cheese vets and farmers flu-like illness SKIN 20% violaceous papulonodules on trunk and LEs TX: doxycycline or rifampin |
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Brucelliosis skin?
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20%
violaceous papulonodular trunk and LE EN vasculitis |
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Burkholderia mallei
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Glanders
gram neg rod direct contact nodule/pustule edema inoculation site nasal ulceration and septum perforation flu-like sx, f/c, diarrhea Farcy buds: intramuscular and SQ nodules along lymphatic drainage Farcy Pipes: firm cords along lymphtatics Chronic: malaise, painful SQ and IM abscesses may drain or extend to joints Tx: surgery then streptomycin and tetracycline |
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dog bite
cat bite |
dog: pasteurella canis
cat: pasteruella multocida Human bite: Eikenella corrodans |
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cotton mouth
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water moccasin
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coral snake
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red next to yellow
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crotalidae
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rattllesnakes
copperheads cottonmouth/moccasin |
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Elapidae
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coral snakes
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Snake venom
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hydrolases
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lactrodectus mactans
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Southern black widdow
mc in N America |
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Lactodectus geometricus (brown) and Lactodectus hesperus (Western)
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California Black Widdow
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black widdow bite venom
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alpha lactrotoxin
depolarizes neurons increase intracellular calcium uncontrolled exocytosis of neurotransmitters |
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black widdow antivenom
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within 90 hours
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loxosceles reculsa
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brown reculuse
only 6 eyes compared to 8 other spiders |
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spingomyelinase D
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loxosceles reculsa
phospholipase enzyme interacts with serum amyloid protein Hyaluronidase --> gravity dependent spread of eschars |
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bloxosceles reclusa bite painful
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no
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Tegenaria agrestis (Hobo)
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tegenaria agrestis
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hobo spider
necrotic arachnidism Pacific Northwest Large, aggressive spiders CHEVRON PATTERN on abdomen funnel shaped webs Painless bites w fast-onset induration, erythema, numbness |
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hobo spider
chevron on abdomen |
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Lycosidase
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Wolf Spider
PAINFUL bites Venom HISTAMINE lymphangitis or eschar |
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Lycosidae
Wolf Spider painful HISTAMINE |
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Peucetia Viridans
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Green spider
South US bright green with red spots black spines on legs PAINFUL BITE WITH PRURITUS |
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Peucetia viridans
PAINFUL PRURITIC BITE |
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Phidippus fromosus
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jumping spider
aggressive mc biting spiders US HYALURONIDASE no systemic reactions |
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mc biting spider US
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jumping spider
Phidippus formosus PAINFUL HYALURONIDASE |
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Phidippus formosus
Aggressive mc biting spider US HYALURONIDASE PAINFUL BITE |
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Chiracanthium
Sac Spider LIPASE non-aggressive nocturnal PAINFUL BITES |
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mc scorpions US
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centruroides scupturatus
Centruroides gertschi |
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most toxic scorpions US
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centruroides sculpturatus
Centruroides exilicauda |
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scorpions venom
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hemolytic and neurotoxic
Neuro: convulsions, coma, hyper/hypothermia Caridopulm: arrhythmias, pulmonary edema, HTN TX: local wound care, ice packs antihistamines, antihypertensives, anticonvulsants +/- antivenom questionable efficacy |
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centruroides sculpturatus
mc in US mc toxic in us |
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centruroides gertschi
mc US not mc toxic in US |
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centruroides exilicauda
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hemiscorpius lepturus
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scorpions
Iran and Iraq high mortality only scorpion in region to have related cutaneous CYTOTOXIC all tissues erythema, purpuric changes, bullae, necrosis, ulcers Mortality: cardiopulm and renal failure |
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hemiscropius lepturus
iran and iraq mortality cardiopulm and renal failure |
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Euproctis chyrsorrhoea
brown-tail caterpillar and moth |
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Megalopyge opercuiaris
Wolly or puss caterpillar |
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Megalopyge opercuiaris
Wolly or puss caterpillar |
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sibine stimulae
saddleback |
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automeris io
io caterpillar moth |
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phobetron pithecium
hag moth |
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Pyrrharctia Isabella
Wolly bear |
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Pyrrharctia isabella
wolly bear |
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Hemileuca maia
Buck moth caterpillar |
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Norape cretata
Flannel moth caterpillar |
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Hymenoptera
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Vespidae: wasps, hornets, yellow jackets
Apis mellifera: honeybee Bombus: bumblebee |
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Hymenoptera venom
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HISTAMINE
MELLITIN HYALURONIDASE ACID PHOSPHATASE PHOSPHOLIPASE A |
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solenopsis
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invicta, geminata, richteri
SOLENOPSIN D PIPERIDINE DERIVATIVE HEMOLYTIC FACTOR histamine, other vasoactive amines from mast cells |
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sandflys
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5 mm
pass through nets LUTZOMYIA PHLEBOTOMUS VERRUCARUM |
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Lutzomyia
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sandfly
tropics in New world new world leish |
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Phlebotomus
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old world leish
sandfly |
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Lutzomyia Verrucarum
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sandfly
peru, ecuador, columbia BARTONELLA BACILLIFORMIS (Carrion's disease, Verruga Peruana, Oryoya fever) |
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Lutzomyia
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phlebotomus sandfly
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sandfly bites?
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females
night biters |
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simulium bites?
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females
daytime biters |
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blackfly fever
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simulium
generalized edema |
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Chrysops
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deer fly, mango fly
Loa Loa, tularemia only female bites PAINFUL BITES |
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Glossina
|
tsetse fly
African trypanosomiasis hatchet cell wing |
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stomoxys
|
stable fly
protozoa |
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Culicoides
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biting midges
1-4 mm females NITE BITERS |
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glossinia
tsetse fly African tyrpatanomyosis |
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Culicoides
biting midges |
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malaria
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Anopheles
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Yellow fever, dengue fever, chikungunya fever
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Aedes
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conenose bugs
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reduvid bug
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first sign of american trypatomosis?
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delayed erythema PAINLES
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ctenidia
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combs fleas
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siphonaptera
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fleas
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diamanus montanus
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squirrel flea
plaque, tularemia |
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Coleoptera
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beetles
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Lytta vesicatoria
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Spanish fly
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Paederus eximus
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Rove beelte
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blister beetles
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pederin
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Paederus
Rove Beetle blisering beetle |
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anthrenus scrophulariae
anthrenus verbasci |
carpet beetles
ACD larvae |
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Anthrenus scrophulariae
Common carpet beetle and larvae ACD to larvae |
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cordylobia anthropophaga
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tumba fly
tropical africa PLAQUE MYIASIS with many FURUNCULAR-LIKE LESIONS deposits eggs on moist clothing and sand trunk, thighs, buttocks |
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Hypoderma lineatum
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common cattle grub
furuncular myiasis |
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Wohlfahrtia vigil
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grey flesh fly
infant skin not adult skin |
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Cuterebra cuniculi
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rabbit botfly
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Cochliomyia hominivorax
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(New World screwworm)
M/c cause of wound myiasis in Americas nose and ears brain |
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Chrysomyia bezziana
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(Old World screwworm)
M/c Africa, Australia, Asia May cause ocular infxn Can cause bone erosions |
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Phaenicia sericata
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(Green blowfly)
M/c fly identified in US urban study of wound myiasis Assoc w/ homelessness, alcoholism & peripheral vascular dz |
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Hypoderma bovis
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(Warble fly)
Exposure to infested cattle Creeping Myiasis |
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Gasterophilus intestinalis
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horse fly
creeping myiasis |
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Chilopoda/Diplopodia
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Centipedes and Milipedes
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chilopoda
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centipedes
chevorn-shaped bite NEUROTOXIC PAIN, erythema, edema, bleeding, paresthesias |
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Scolopendra subspinipes
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centipede Hawaii
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diplopoda
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millipedes
do not bite secrete noxious chemicals burn-like reactions, chemical dermatisis, brownish pigment ocular inflammation |
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eat centipede
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rhabdomyolysis and renal failure
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anoplura
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pediculosis
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phthirus pubis
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eggs up to 10 days
adult 36 hrs from host oral ivermectin if rectal or eyelash involvement |
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acarina
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ticks
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amblyomma americanum
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RMSF
Tularemia human monocytic ehrlichiosis |
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Dermacentor
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RMSF
Colorado Ticke Fever Q Fever Tularemia Ehrilichiosis Tick paralysis |
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rhipicpehalus sanguineus
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brown dog tick
RMSF boutonneuse fever tularemia |
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mc vector RMSF
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dermacentor variabilis
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tick paralysis
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dermacentor
ascending paralysis |
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human granulocytic ehrlichiosis
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ixodes
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argasidae
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soft tick
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borrelia duttoni
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relaopsing fever
ornithodoros |
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ornithodoros
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soft tick
tick paralysis progressive lower motor neuron parlaysis toxins presynaptic neuromuscular blockade |
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acarina
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mites
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allodermanyssus sanguineus
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house mouse mite
rickettsia akari |
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demodex folliculorum
demodex brevis |
demodex folliculorum above sebaceous gland
demodex brevis in sepaceous glands and vellous hair follicles |
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dermatophagoides farinae
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house dust mites
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acarus
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cheese mite
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tyrophagus
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dired coconut
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glycyphagus
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grocery mite, hay and animla food
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carpaglyphus lactis
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dried fruit
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rhizoglyphus hycainthi
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onions, plant bulbs, tea
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pyemotes tritici
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grain itch or straw itch
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pyemotes ventricosis
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wood mites
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trombiculid mites
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leptotrombidium
rickettsia tsutsugamushi srub typhus |
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ornithonyssus bursa
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avian mite
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hedgehog
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trichophyton mentagophytes Norht Africa
salmonella M mariium M avium-intracelluare (European) Urticaria from saliva |
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flying squirrel
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toxo
staph rickettsia prowazekii via body louse |
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Iguana
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serratia marcescens
Herpes Salmonella |
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chinchilla
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trichophyton mentag
microsporum gypseum Klebseilla pneumonae Psuedomonas aeruginosa |
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Dasyatidae
Myliobatidae |
most venomous fish
phylum chordata stingrays hot water venom detoxified by heat IV or IM meperidine hydrochloride |
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chordata
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stingrays
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sea urchins
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hot water with vinegar to inactivate toxins
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sea cucumber
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conjunctivits
HOLOTHURIN |
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Linuche unguiculata
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thimble jelly fish
southern waters seabather's |
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Edwardsiella lineata
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sea anemone larvae
Long Island NY Seabather's |
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cercariae of avian shcistosomes
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swimmer's itch
freshwater |
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chironex fleckeri
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box jellyfish
most dangerous shock tape stripping skin |
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Physalia physalis
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portuguese man of war
south waters of Atlantic |
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Physalia urticulus
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blue bottle jellyfish
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Cyanea and Chrysaora
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sea nettles
jellyfish dermatitis |
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enterobius vermicularis tx
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mebendazole
pyrantel pamoate |
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ancylostomiasis
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hookworm
new world necator americanus old world ancylostoma duodenale ground itch feet and toes papules and vesicles clear in 2 wks skin to blood to lungs then swallow iron deficiency anemia ova in feces |
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ancylostoma baziliense
ancylostoma canium |
dog and cat hookworm
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gnasthostoma dolorosi
gnasthostoma spinigerum |
raw fish or raw snake
migratory intermittent erythematous urticarial plaques parasite 1 cm/hr 7-10 days, recur 2-6 wks 10 yrs eosinophilic panniculitis tx surgery w albendazole or ivermectin |
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strongyloides stercoralis
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autoinfection perianal skin by larvae
10 cm/day edematous red wheals fromlarval penetration > 40 yrs 1/3 pts asymptomatic urticaria, eosinophilic folliculitis tx: ivermectin or thiabendazole |
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dracunculus medinensis
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water flease cyclops
lower leg > genitalia, butt, arms worm visable tx surgery flagyl to remove easier |
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wuchereria bancrofti
brugia malayi brugia timori |
adults lymphatics
microfilariae blood mosquitos culex, aedes, anopheles, mnsonia tx: DEC, ivermectin and surgery |
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tx filariasis
|
DEC
ivermectin, surgery |
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wuchereria bancrofti
brugia malayi |
Wuchereria bancrofti
one nuclei in tail burgia malayi two nuclei in tail |
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mango fly bite
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daytime
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loa loa tx
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DEC adults and microfilariae
21 days do not treat if have onchocerciasis |
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Mazzotti reaction
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acute hypersensitivity rxn to rapidly dying microfilariae after po DEC
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onchocerchiasis tx
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ivermectin kills microfilariae/prevents gravid females
multiple dose sto kill adult forms |
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only microfilariae with no nuclei in tip of tail
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onchocerciasis
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wuchereria bancrofti nuclei
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one
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trichinella spiralis
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eat larvae cysts from pork, bear,walrus
cook kills periorbital edema splinter hemorrhages dx IF ab test Tx albendazole +/- steroids |
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echinococcus granulosus
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dog tapeworm
echinococcus multilocularis AGEP tx excision or albendazole |
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cystercicosis
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flat worm taenia solium
tx albendazole or praziquantel surgery |
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diphyllobothrium latum
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raw or undercooked fish
largest tapeworm pernicious anemia tx: niclosamide or praziquantel |
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sparganosis
|
spirometra dog/cat tapworm
application sparganosis contact with infected flesh tx infected eye with poultice ingestion sparganosis snake or frog cyclops infected w plerocercoid larveae itchy or painful nodules trunk/legs tx excision or ethanol |
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alconydium gelatinosum
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dogger bank itch
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visceral shistosomiasis associated with?
|
salmonella bacteremia
|
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katayama fever
|
s japonicum
urticaria, fever, gi, arthritis, HSM, serum-sickness like reaction dx eggs in stool tx: praziquantel |
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mucocutaneous leish
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L. braziliensis braziliensis
L. braziliensis panamensis L. aethopica |
|
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espundia
|
leish
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intradermal montenegro test
|
leish
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kala-azar
|
visceral leish
patchy macular darkening of skin face and mid-abdomen cutaneous nodule at site of sandfly L donovanii infantum chagasi RES fever, wasting, epistaxis, HSM anemia, thromobocytopenia high mortality if no tx |
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black fever
|
kala-azar
viseral leish |
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dumdum fever
|
kala-azar
viseral leish |
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post kala-azar
|
variable
amastigoes peidemics |
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leishman-donovan bodies
|
amastigoes Leish
|
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mucocutaneous leish tx
|
pentavalent antimonial
meglumine antimonate sodiumstibogluconate fluconazole ketoconazole dapsone pentamidine reifampin allopurnol ampho B |
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Recidivans and disseminated leish
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IFN terhapy
allopurinol and meglumine anitomonate |
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pentavalent antimonial side effects
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cardio
hepatitis n/v thromobocytopenia acute renal failure |
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amebiasis direct tissue lysis
|
galactose lectin
cathepsin B proteinase and collagenase destroys no |
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amebiasis histo
|
trophozoites
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toxo congenital
|
hydrocephalus
chorioretinitis cerebral calcification |
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gamma-favre bodies
|
LGV
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LGV diagnosis
|
complement fixation test
|
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calymmatobacterium granulomatis
|
donovanosis
|
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gangosa
|
late yaws
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yaws cns and eyes
|
no
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goundou
|
yaws
rare proliferative osteitis nasal aspect of maxilla |
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yaws p/s
|
ppk
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mc presentation endemic syphilis Bejel
|
mucous pathces
|
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gangosa
|
endemic syphilis Bejel
|
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Endemic syphilis Bejel eye?
|
neuro only eye uveitis, choroiditis, chorioretinitis, optic atrophy
|
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pinta stage 1
|
small papule large 10 cm plaque 2-3 mths
no ulceration legs and exposed skin blood normal darkfield positive |
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pinta stage 2
|
5 mths to 1 yr
psoriasis, tinea, syphilis, leprosy exrtermities and face red then gray, blue brown or hypopig erythematous, desquamative, hypochromic or hyperchromic non-treponemal test + 60% darfield postive |
