Chapter 22

Front 1

name some hair follicle infections

Back 1

folliculitis
furuncles
carbuncles

Front 2

presents as a small red bump or pimple

- can spread from infected follicle to adjacent tissues

Back 2

folliculitis

Front 3

recognized as extended redness, swelling, and tenderness

Back 3

furuncles

Front 4

pus often drains from the lesion along with a plug of inflammatory cells and dead tissue

Back 4

furuncles

Front 5

- numerous furuncles
- recognized by large areas or redness, swelling, tenderness and fever

Back 5

carbuncles

Front 6

- lesions are interspersed with numerous sites of draining pus

- usually develop in areas where skin is thick

Back 6

carbuncle

Front 7

what is the cause of most hair follicle infections

Back 7

staph aureus

Front 8

this bacterium is a significant pathogen and is responsible for numerous medical conditions

Back 8

staph aureus

Front 9

symptoms
- begins as generalized redness
- malaise, irritibility, fever

Back 9

scalded skin syndrome`

Front 10

nose, mouth and genitalia may be painful before other indicators become apparent

Back 10

scalded skin syndrome

Front 11

how soon do symtoms of sss emerge

Back 11

within 48hrs of infection

Front 12

causative agent of sss

Back 12

s. aureus

Front 13

disease is due to the production of toxins produced by s. aureus

Back 13

sss

Front 14

- exfoliatins destroy integral layers of the outer epidermis

- toxins are coded either by plasmid or on the bacterial chromosome

Back 14

sss

Front 15

superficial skin infection involving patches of epidermis tissue just below the outer layer

Back 15

streptococcal impetigo

Front 16

- blisters develop on tissue and break
- blisters then replaced by yellowing crust

Back 16

streptococcal impetigo

Front 17

- little fever or pain assoc with disease
- lymph nodes enlarge near area

Back 17

streptococcal impetigo

Front 18

what is the causative agent of streptococcal impetigo

Back 18

s. pyogenes

Front 19

distinguished by initial rash of faint pink spots
- first appears on palms, wrists, ankles and soles of feet

Back 19

rocky mountain fever

Front 20

spots become raised and are hemorrhagic

Back 20

rocky mountain fever

Front 21

what disease can cause shock or death when certain systems become involved (heart and kidney)

Back 21

rocky mountain spotted fever

Front 22

what is the causative agent of rocky mountain spotted fever

Back 22

rickettsia rickettsii

Front 23

obligate intracellular bacterium

Back 23

rickettsia rickettsii

Front 24

requires host org to survive

Back 24

rickettsia rickettsii

Front 25

gm -
non motile
coccobacillus

Back 25

rickettsia rickettsii

Front 26

bacteria are small and difficult to gram stain

Back 26

rickettsia rickettsii

Front 27

identified lyme disease

Back 27

willy burgdorfer

Front 28

- skin rash and enlargement of lymph nodes
- rash begins at site of tick bite

Back 28

first stage of lyme disease

Front 29

influenza like symptoms

- malaise
- chills
- fever
- headache
- stiff neck
joint and muscle pain

Back 29

first stage of lyme disease

Front 30

- begins 2 wks post rash
- involves heart and NS

Back 30

second stage of lyme disease

Front 31

- blisters develop on tissue and break
- blisters then replaced by yellowing crust

Back 31

streptococcal impetigo

Front 32

- little fever or pain assoc with disease
- lymph nodes enlarge near area

Back 32

streptococcal impetigo

Front 33

what is the causative agent of streptococcal impetigo

Back 33

s. pyogenes

Front 34

distinguished by initial rash of faint pink spots
- first appears on palms, wrists, ankles and soles of feet

Back 34

rocky mountain fever

Front 35

spots become raised and are hemorrhagic

Back 35

rocky mountain fever

Front 36

what disease can cause shock or death when certain systems become involved (heart and kidney)

Back 36

rocky mountain spotted fever

Front 37

what is the causative agent of rocky mountain spotted fever

Back 37

rickettsia rickettsii

Front 38

obligate intracellular bacterium

Back 38

rickettsia rickettsii

Front 39

requires host org to survive

Back 39

rickettsia rickettsii

Front 40

gm -
non motile
coccobacillus

Back 40

rickettsia rickettsii

Front 41

bacteria are small and difficult to gram stain

Back 41

rickettsia rickettsii

Front 42

identified lyme disease

Back 42

willy burgdorfer

Front 43

- skin rash and enlargement of lymph nodes
- rash begins at site of tick bite

Back 43

first stage of lyme disease

Front 44

influenza like symptoms

- malaise
- chills
- fever
- headache
- stiff neck
joint and muscle pain

Back 44

first stage of lyme disease

Front 45

- begins 2 wks post rash
- involves heart and NS

Back 45

second stage of lyme disease

Front 46

- blisters develop on tissue and break
- blisters then replaced by yellowing crust

Back 46

streptococcal impetigo

Front 47

- little fever or pain assoc with disease
- lymph nodes enlarge near area

Back 47

streptococcal impetigo

Front 48

what is the causative agent of streptococcal impetigo

Back 48

s. pyogenes

Front 49

distinguished by initial rash of faint pink spots
- first appears on palms, wrists, ankles and soles of feet

Back 49

rocky mountain fever

Front 50

spots become raised and are hemorrhagic

Back 50

rocky mountain fever

Front 51

what disease can cause shock or death when certain systems become involved (heart and kidney)

Back 51

rocky mountain spotted fever

Front 52

what is the causative agent of rocky mountain spotted fever

Back 52

rickettsia rickettsii

Front 53

obligate intracellular bacterium

Back 53

rickettsia rickettsii

Front 54

requires host org to survive

Back 54

rickettsia rickettsii

Front 55

gm -
non motile
coccobacillus

Back 55

rickettsia rickettsii

Front 56

bacteria are small and difficult to gram stain

Back 56

rickettsia rickettsii

Front 57

identified lyme disease

Back 57

willy burgdorfer

Front 58

- skin rash and enlargement of lymph nodes
- rash begins at site of tick bite

Back 58

first stage of lyme disease

Front 59

influenza like symptoms

- malaise
- chills
- fever
- headache
- stiff neck
joint and muscle pain

Back 59

first stage of lyme disease

Front 60

- begins 2 wks post rash
- involves heart and NS

Back 60

second stage of lyme disease

Front 61

- electrical conduction to heart is impaired

Back 61

2nd stage of lyme disease

Front 62

NS involvement leads to paralysis of facial muscles and impaired concentration and emotional instability

Back 62

2nd stage of lyme disease

Front 63

- characterized by arthritis
- symptoms develop in 60% of untreated cases
- chronic nervous system impairment may occur

Back 63

3rd stage of lyme disease

Front 64

what is the causative agent of lyme disease

Back 64

borrelia burgdorferi

Front 65

- large microaerophillic
- spirochete

Back 65

lyme disease

Front 66

genome differs from other prokaryotes

- genome is linear not circular and has numerous copies rather that just one

Back 66

borrelia genome

Front 67

most cases are mild and recovery uneventful

- 20% of adults develop pneumonia

Back 67

chickenpox

Front 68

skin rash appears on back of head, face and mouth

- rash is diagnostic

- healing begins after pustules break and crust over

Back 68

chickenpox

Front 69

rash progresses from red spots called macules- sm bumps called papuales- sm bumps called vesicles - pus filled blisters calld pustules

Back 69

chickenpox

Front 70

when does healing for chickenpox begin

Back 70

when pustules break and crust over

Front 71

what chickenpox infection is a major threat to newborns

Back 71

varicella

Front 72

caused by reactivation of dormant virus

- characterized by rash around the waist

Back 72

shigles or herpes zoster

Front 73

condition evident by vomiting and coma

- predominantly seen in children 5-15

Back 73

reyes syndrome

Front 74

- characterized by liver and brain damage
- mortality 30%
- evidence suggests aspirin therapy increases risk

Back 74

reyes syndrome

Front 75

- member of herpes virus family
- medium sized enveloped virus
- double stranded DNA genome

Back 75

chickenpox

Front 76

what is the causative agent of chickenpox

Back 76

vericella zoster

Front 77

- begins with fever, runny nose, cough, red weepy eyes

- fine rash appears within a few days

Back 77

measles

Front 78

where do measels first appear

Back 78

forehead
then spreads to rest of body

Front 79

symptoms dissapear within 1 wk

Back 79

measels

Front 80

many cases complicated by seconndary infections

- less common complication include encephalitis and subacute sclerosing panencephalitis (SSPE)

Back 80

measles

Front 81

what are the most common secondary complications of measles

Back 81

pneumonia
earache

Front 82

what is the causative agent of measles

Back 82

rubeola virus

Front 83

- plemorphic
- medium sized
- enveloped
- single stranded RNA genome
- belongs to paramyxovirus family
- KOPLIC SPOT*

Back 83

rubeola virus

Front 84

which disease contains projections

Back 84

measles

- one for viral attachment to host
- one for fusion with host membrane

Front 85

what are the symptoms of german measles

Back 85

- slight fever with mild cold symptoms
- enlarged lymph nodes behind ears and back of neck

Front 86

faint rash on face
- rash consists of light pink spots

adults commonly complain of joint pain

syptoms last only a few days
- joint pain may last up to 3wks

Back 86

german measles

Front 87

what is the causative agent of german measles

Back 87

rubella virus

Front 88

- member of togavirus family
- small, enveloped
- single-stranded RNA genome

Back 88

german measles