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124 Cards in this Set
- Front
- Back
Syphilis
(bad blood disease, systemic) *C.A. |
treponema pallidum
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Syphilis
(bad blood disease, systemic) *Sx - primary stage |
primary stage - 3-6 weeks after initial
*depressed, hard, painless lesion on anus, genitals, mouth, fingers etc *highly infectious *heals itself *curable |
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Syphilis
(bad blood disease, systemic) *Sx - secondary stage |
secondary stage - 4+ weeks later
*generalized rash (affects palms and soles) *genital/oral lesions *fever/sore throat/headache *highly infectious *last chance to cure |
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Syphilus
(bad blood disease, systemic) tertiary stage - Sx |
tertiary stage - 3-30 years after initial infection
*gumma's (soft, rubbery lesions) form in internal and external tissues *cardiovascular syphilus *neurosyphilus (affects CNS) *NOT contagious |
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Syphilus
(bad blood disease, systemic) Children Sx |
*Hutchinson's teeth
*Saber shins |
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Syphilus
(bad blood disease, systemic) Tx |
penicillin
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Syphilus
(bad blood disease, systemic) reservoir |
Humans
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Syphilus
(bad blood disease, systemic) Transmission |
direct sexual contact
congenital |
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Syphilus
(bad blood disease, systemic) Prevention |
Safer sex
abstinence |
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Cold sores Vs Chancres
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Cold sores - painful and raised
Chancres - Soft, depressed, painless lesions |
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Gonorrhea
(the drip, the clap, the heat, systemic) C.A |
Neisseria gonorrhoeae
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Gonorrhea
(the drip, the clap, the heat, systemic) Sx |
male urethra inflammatory response:
*pus discharge *penis burning/warmth *penis pain (clapping penis helps lessen pain *women asymptomatic *pus discharge blends with vaginal secretions *untreated may lead to: *sterilization *endocarditis *meningitis *gonococcal arthritis *proctitis |
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Gonorrhea
(the drip, the clap, the heat, systemic) Tx |
penicillin
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Gonorrhea
(the drip, the clap, the heat, systemic) reservoir |
Humans
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Gonorrhea
(the drip, the clap, the heat, systemic) transmission |
direct sexual contact
congenital *gonococcal ophthalmia (eye inflammation) transmitted to: 1.infant via infected mother 2.children/adults via contaminated hands |
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Gonorrhea
(the drip, the clap, the heat, systemic) prevention |
safer sex
abstinence |
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Chancroid
C.A. |
haemophilus ducreyi
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Chancroid
Sx |
*soft, painful, depressed lesions on external genitalia
*spreads causing necrosis *swollen lymph nodes in the groin *can spread to breasts, lips, tongue, and other mucosal and skin tissues |
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Chancroid
Tx |
ABC
Sulfa drugs |
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Chancroid
Reservoir |
Humans
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Chancroid
Transmission |
direct sexual contact
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Chancroid
Prevention |
Safer sex
abstinence |
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Herpes Simplex Type II
(chronic) C.A. |
virus - HSV-2
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Herpes Simplex Type II
(chronic) Sx |
*painful, raised lesions
*swollen lymph nodes *burning, itching, painful urination *urethral/vaginal discharge *female: on vulva, vagina, cervix, perineum *male: on glans, foreskin, and shaft *primary lesions - 6-8 days after initial infection, disappear w/in 2-3 weeks later *recurs periodically |
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Herpes Simplex Type II
(chronic) Tx |
Chemotherapy
non-specific |
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Herpes Simplex Type II
(chronic) reservoir |
humans
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Herpes Simplex Type II
(chronic) transmission |
direct sexual contact
congenital |
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Herpes Simplex Type II
(chronic) prevention |
abstinence
safer sex monogamy |
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Acquired Immunodeficiency Syndrome (AIDS, systemic)
C.A. |
virus
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Acquired Immunodeficiency Syndrome (AIDS, systemic)
Early Stage Sx |
*flu like symptoms
*rashes, itching *mouth sores |
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Acquired Immunodeficiency Syndrome (AIDS, systemic)
Later symptomatic |
*swollen lymph nodes
*constant fatigue *diarrhea, weight loss *decreased appetite *fever/night sweats |
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Acquired Immunodeficiency Syndrome (AIDS, systemic)
Advanced |
*memory loss
*coordination loss *decision making trouble |
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Acquired Immunodeficiency Syndrome (AIDS, systemic)
Opportunistic Infections |
*Karposi's sarcoma
*pneumocystis pneumonia *tuberculosis |
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Acquired Immunodeficiency Syndrome (AIDS, systemic)
Tx |
Chemotherapy
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Acquired Immunodeficiency Syndrome (AIDS, systemic)
reservoir |
humans
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Acquired Immunodeficiency Syndrome (AIDS, systemic)
transmission |
anal, oral, vaginal sex
congenital sharing needles |
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Acquired Immunodeficiency Syndrome (AIDS, systemic)
prevention |
abstinence
safer sex not sharing needles testing if exposure was possible |
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Genital warts
(chronic) C.A. |
virus (HPV)
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Genital warts
(chronic) Sx |
*warts affecting anus, genitals, and cervix
*can be oral *painless and raised *tiny or may spread into large clusters |
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Genital warts
(chronic) Tx |
Removal:
*cauterization *chemotherapy *scalpel surgery *cryotherapy *laser surgery |
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Genital warts
(chronic) reservoir |
humans
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Genital warts
(chronic) transmission |
direct sexual contact
VERY contagious |
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Genital warts
(chronic) prevention |
abstinence
monogamy vaccine (protects against 4 most common HPV strains) safer sex |
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Acute Bacterial Conjunctivitis
(pinkeye) C.A. |
streptococcus
staphylococcus |
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Acute Bacterial Conjunctivitis
(pinkeye) Sx |
*conjunctive inflammation
*intense tearing *sensitivity to light/touch *swollen eyelids |
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Acute Bacterial Conjunctivitis
(pinkeye) Tx |
ABC
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Acute Bacterial Conjunctivitis
(pinkeye) reservoir |
humans
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Acute Bacterial Conjunctivitis
(pinkeye) transmission |
endogenous
direct/indirect contact |
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Acute Bacterial Conjunctivitis
(pinkeye) prevention |
PBH
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Trachoma
(#1 infectious cause for blindness) C.A. |
Chlamydia trachomatis
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Trachoma
(#1 infectious cause for blindness) Sx |
*begins w/Sx for acute conjunctivitis
*eyelid scarring *ingrown eyelashes *cornea clouding *if untreated early, scar tissue forms over cornea causing blindness and eye deformation |
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Trachoma
(#1 infectious cause for blindness) Tx |
ABC
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Trachoma
(#1 infectious cause for blindness) reservoir |
humans
Indian reservations |
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Trachoma
(#1 infectious cause for blindness) transmission |
direct/indirect contact
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Trachoma
(#1 infectious cause for blindness) prevention |
PBH
prompt diagnosis mass screening |
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Superficial staphylococcal infections:
Name |
*furuncles (boils and sties) and carbuncles
*acne *paronychia *impetigo *decubitus ulcers |
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Superficial staphylococcal infections
C.A. |
staphylococcus aureus
staphylococcus epidermis |
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Superficial staphylococcal infections:
Tx |
ABC
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Superficial staphylococcal infections:
reservoir |
humans
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Superficial staphylococcal infections:
transmission |
endogenous
direct/indirect contact w/person, fomites, droplets |
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Superficial staphylococcal infections:
prevention |
PBH
vaccine or toxoid for chronic cases |
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Furuncles (boils and sties)
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Furuncle - infected hair follicle
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carbuncles
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mass of several skin boils filled with fluid, pus, and dead tissue
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acne
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patches of pimples, furuncles, carbuncles on any body area. common in adolesence
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paronychia
(hangnail) |
infection around nails w/redness and swelling
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Impetigo
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crops of blisters w/red inflamed base, blisters break infecting surrounding tissue, common in children (crusty sores)
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Decubitus Ulcers
(bed sores) |
lesions caused by minor but continuous skin irritations
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Hansen's disease
(leprosy, systemic, chronic) C.A. |
mycobacterium leprae
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Hansen's disease
(leprosy, systemic, chronic) Sx |
*feeds on connective tissue
*chronic, slow progressing disease of skin and peripheral nerves *cauliflower ear *bulbous nose *two types: lepromatous tuberculoid (develops more slowly and is less severe) |
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Hansen's disease
(leprosy, systemic, chronic) Tx |
chemotherapy (MDT)
surgery |
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Hansen's disease
(leprosy, systemic, chronic) reservoir |
human
|
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Hansen's disease
(leprosy, systemic, chronic) transmission |
direct contact over prolonged period
not highly contagious |
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Hansen's disease
(leprosy, systemic, chronic) prevention |
early diagnosis and Tx
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Herpes Simplex Type 1
(Chronic) C.A. |
virus
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Herpes simplex type 1
(chronic) Sx |
nongenital infections:
*Dry eyes *eczema *cold sores *meningoencephalitis |
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Hansen's disease
(leprosy, systemic, chronic) Tx |
nonspecific
chemotherapy |
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Hansen's disease
(leprosy, systemic, chronic) reservoir |
human
|
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Herpes simplex type 1
(chronic) transmission |
direct contact, may exist as latent infection in sensory nerves
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Hansen's disease
(leprosy, systemic, chronic) prevention |
PBH
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Tinea capitis
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ringworm of the scalp
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Tinea Curex
(jock itch) |
ringworm of the groin
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Tinea corporis
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ringworm of the body
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Tinea ungium
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ringworm of the nails
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Tinea pedis
(athletes foot) |
ringworm of the foot
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Hookworm disease
C.A. |
necator americanus
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Hookworm disease
Life cycle |
**An infected human defecates outdoors where eggs of hookworm are found in feces.
**under favorable conditions, eggs hatch **baby larvae mature to infective (third stage) juvenile larva **while barefoot, I step in feces contaminated with infective larva **infective juveniles penetrate skin via small cuts in the feet **juveniles make their way up the trachea where they are coughed up and swallowed **Juveniles enter the small intestine where they attach and mature into adults **Hookworms feed on blood and reproduce **I defecate outdoors, passing eggs in the stool and continue the cycle |
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Plague
C.A |
yersinia pestis
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Plague
carrier |
flea
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Typhus fevers
C.A |
rickettsia
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Typhus fevers
carrier |
body lice
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Spotted fever
(Rocky mountain fever, rash on palms and soles) C.A. |
Rickettsia rickettsii
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Spotted fever
(Rocky mountain fever, rash on palms and soles) carrier |
infected ticks
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Yellow fever
C.A. |
virus
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Yellow fever
carrier |
mosquito
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Encephalitis
(Easter, western and Venezuelan equine, st. louis encephalitis) C.A. |
virus
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Encephalitis
(Easter, western and Venezuelan equine, st. louis encephalitis) carrier |
mosquito
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Malaria
C.A. |
plasmodium
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Malaria
carrier |
mosquito
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Trypanosomiasis
(African sleeping sickness) C.A. |
trypanosoma
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Trypanosomiasis
(African sleeping sickness) carrier |
tsetse fly
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Anthrax
(systemic) C.A |
bacillus anthracis
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Anthrax
(systemic) Sx |
*skin infection begins as a raised itchy bump
*evolves to depressed, large black eschar *surrounding tissue inflames as a pustule, grows and becomes: *ulcerated and necrotic *infection spreads via bloodstream causing septicemia - if untreated: shock and death *LD20 if untreated *inhalation = usually fatal *intestinal = LD25-60 |
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Anthrax
(systemic) Tx |
ABC
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Anthrax
(systemic) reservoir |
haired domestic and farm animals
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Anthrax
(systemic) transmission |
*direct contact w/infected animal
*indirect contact via contaminated animal products, soil, fomites *spores can be injected, inhaled and injested |
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Anthrax
(systemic) prevention |
*animal vax
*isolation *vax = unreliable |
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Rabies
(hydrophobia) C.A. |
virus
|
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Rabies
(hydrophobia) Sx |
*fever, headache, malaise
*muscle spasms (neck and throat) *seizure and respiratory paralysis follow *survival rate rare *bite location affects incubation |
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Rabies
(hydrophobia) Tx |
hyperimmune antirabies serum
**vax only effective prior to onset of Sx |
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Rabies
(hydrophobia) reservoir |
animals (dogs, bats, other carnivores)
|
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Rabies
(hydrophobia) transmission |
bite of infected animal
|
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Rabies
(hydrophobia) prevention |
animal immunization
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Tetnus
(lockjaw, systemic) C.A. |
clostridium tetani
|
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Tetanus
(lockjaw, systemic) Sx |
*jaw/neck stiffness
*difficulty swallowing *spasm of the neck, back and abdominal muscles *spasms of respiratory muscles may cause acute asphyxia |
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Tetanus
(lockjaw, systemic) Tx |
tetanus antitoxin and ABC
hyperbaric chamber |
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Tetanus
(lockjaw, systemic) reservoir |
endogenous to human intestinal tract
soil |
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Tetanus
(lockjaw, systemic) transmission |
puncture wound or other injury
|
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Tetanus
(lockjaw, systemic) prevention |
DTaP (2,4,6,18 mths 4-6 years
booster every 10 years |
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Gas Gangrene
(systemic) C.A. |
clostridium perfringens
|
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Gas Gangrene
(systemic) Sx |
*tissue necrosis
*severe anemia and toxemia *tissue decomposition caused by gas production |
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Gas Gangrene
(systemic) Tx |
penicillin
debridement |
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Gas Gangrene
(systemic) reservoir |
endogenous to human intestinal tract
soil |
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Gas Gangrene
(systemic) transmission |
puncture wound or other injury
|
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Gas Gangrene
(systemic) prevention |
isolation
|