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AII 4 > Rash > Flashcards

Rash Flashcards

1
Q

Kawasaki syndrome- Eti

A

Pathogenesis unknown. Most common in kids <5yrs, asians. Mucocutaneous lymph node syndrome

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2
Q

Kawasaki syndrome- Sx

A

Acute, febrile illness. Cutaneous & mucosal erythema & edema with desquamation & cervical lymphadenitis, polymorphous rash

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3
Q

Kawasaki syndrome- complications

A

arteritis and coronary aneurysms- MI

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4
Q

Kawasaki syndrome- Dx

A

Meet 2-3 criteria: illness & fever plus:

  • bilateral nonexudative, conjunctival changes,
  • peripheral extremity changes
  • polymorphus rash
  • cervical lymphadenopahty
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5
Q

Kawasaki syndrome- Tx

A

IV immunoglobulin & aspirin

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6
Q

Rubella- Eti

A

Rubella virus- inhalation of infective droplets- 14-21 day incubation. Transmissible for 15 days

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7
Q

Rubella- Sx

A

Fine, pink maculopapular rash on face, trunk & extremities in rapid progression. Prodromal viral syndrome, may lead to arthritis

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8
Q

Rubella- Dx

A

Viral serology. Leukopenia

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9
Q

Rubella- Tx

A

Prevent with immie. mostly self limiting

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10
Q

Rubeola- Eti

A

Measles- inhalation of droplets- highly contagious.

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11
Q

Rubeola- Sx

A

High fever, conjunctivitis- redness, swelling & photophobia 2-4 days before rash. Koplick spots (mucosal lesions behind molars) erythematous macules and papules beginning at hairline, behind ears- spread centrifugally and inferiority- involve feet & soles

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12
Q

Rubeola- Dx

A

Clinical dx, confirmed by serology

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13
Q

Rubeola- Tx

A

Self limiting- supportive therapy

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14
Q

Erythema infectosium- Eti

A

Inhalation of virus- Human parvovirus. More common in children

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15
Q

Erythema infectosium- Sx

A

fiery red “slapped cheek”facies circumoral pallor -> lacy, maculopapular evanescent rash of trunk & limbs

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16
Q

Erythema infectosium- Dx

A

Clinical, confirmed by IgM titer or PCR.

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17
Q

Erythema infectosium- Tx

A

Symptomatic therapy

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18
Q

Lyme disease- Eti

A

Borrelia burgdorferi- tick bite

19
Q

Lyme disease- Sx

A

3 stages:

1: localized infection- erythema migrans- flat red lesion at bite site- commonly groin thigh or axilla. Arthalgia & myalgia
2: Dissemination- secondary skin lesion- malaise, fatigue, fever & HA
3: Persistant- musculoskeletal complaits- arthritis, acrodermatitis chronicum atrophicans- bluish red discoloration on distal extremity

20
Q

Lyme disease- Dx

A

Mostly clinical 1) erythema migraines, 2) sign of late manifestation 3) lab confirmation with serology

21
Q

Lyme disease- Tx

A

Doxycycline or amoxicillin

22
Q

Roseola infatum- Eti

A

<2 years, caused by herpes virus 6.

23
Q

Roseola- Sx

A

Palpebral edema, rose red macule and papules on neck & trunk, erythemaptus papules on soft palate, Infantile febrile seizures, enchepalitis & acute liver failure

24
Q

Roseola- Dx & Tx

A

Serology. Self limiting

25
Q

TSS- Eti

A

Exotoxin produced by s aureus.

26
Q

TSS- Sx

A

Diffuse macular erythematous rash and non prudent conjunctivitis followed by desquamatizaion on hands and feet.

27
Q

TSS- Dx & Tx

A

Clinical findings. Tx with rehydarion, antistaph drugs & remove toxin source

28
Q

Rocky Mountain Spotted Fever- Eti

A

Tick parasite- Rickettsia rickettsii. In carlina and south during late spring to summer

29
Q

RMSF- Sx

A

Faint macule that progresses to large macropapule and petechiae. Begins on wrists & ankles, palms and soles and spreads. Splenohepatomegaly, jaundice & hemorrhage

30
Q

RMSF- Dx

A

clinical findings and serologic testing

31
Q

RMSF- Tx

A

Doxycycline

32
Q

Varicella- Eti

A

Herpes virus- chicken pox or shingles- reactivation

33
Q

Varicella- Sx

A

Chicken pox- dew drop on rose petal- papule/ vesicle on top of erythema. Shingles- reactivation of virus on dermatome, vesicle & erythema

34
Q

Varicella- Tx

A

vaccine- childhood & recommended at 60.. Acyclovir- within 24 hrs of onset. Symptomatic tx- antihistamines, acetaminophen, cleaning.

35
Q

Typhus- Eti

A

Epidemic- rickettsia prowazekii- S Amer & Africa. Louse borne.
Endemic- typhi- rats/ flea borne- SE US

36
Q

Endemic Typhus-sx

A

maculopapular rash concentrated on trunk- rapid fading.. Postinfectious optic neuritis even after tx.

37
Q

Endemic Typhus- Dx

A

Clinical findings & Antibody testing

38
Q

Typhus- Tx

A

Doxycycline

39
Q

Epidemic typhus- Sx

A

Fever & chills, flushed facies, retinal lesions, optic neuritis

40
Q

Scarlet fever- Eti

A

Toxin from Group A beta hemolytic strep.

41
Q

Scarlet fever- Sx

A

Anterior cervical lymphandenitis. Exanthem- punctuate erythema on upper trunk, folds, linear petechiae (pasta sign) in folds, hands & feet spared. Followed by desquamation.
Enanthem- beefy red pharynx. Small macules on soft palate, uvula, white & red strawberry tounge.

42
Q

Scarlet fever- Dx

A

Rapid strep test, centor criteria with exam findings

43
Q

Scarlet fever- Tx

A

Penicillin

AII 4 (10 decks)

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