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issues and policy > leik skin > Flashcards

leik skin Flashcards

1
Q

RMSF

A 
abrupt onset high fever
chills
severe HA
N/V
photophobia
myalgia
arthalgia

rash 2-5 days later
petichaei -small red spots- high mortality if not treated within 5 days on bl wrists frorarms, sometimes palms and soles, goes to trunk

tx is doxycycline (tetracycline abx)

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2
Q

brown recluse

A

can cause hemolysis fever, chills vomitinc, small pin prick, or painles, swollen- then blisters, then eschar, then ulcer that heals in weeks

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3
Q

lyme disease early

A

bulls eye rash, 7-30 days after bite, rash is hot and rough in texture, flue like symptoms

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4
Q

impetego rash

A

honey colored crusts
fragile bullae
itchy

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5
Q

measles rash

A

Koplik spots white on red base in mouth near molars

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6
Q

scabies rash

A

VERY ITCHY especially at night

between fingers, waist, axilla and penis

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7
Q

scarlet fever rash

A

SANDPAPER rash with sore throat

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8
Q

tinea vesicolor

A

hypopigmentation white patches on back or upper sholders
NO ITCH

caused by yeast
check potassium hydroxide lab KOH and see spaghetti and meatballs (hyphae and spores)

antifungals for 2 weeks
spots will take time to get pigment back

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9
Q

pityriasis rosea

A

CHRISTMAS TREE RASH on cleavage line, herald pathc shows up first

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10
Q

molluscum contagiosum

A

smooth papulues 1mm in side

dome shaped with a central umbilication and white plug

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11
Q

erythema migranes

A

bulls eye rash

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12
Q

meningococcemia

A

dark purple
LOC changes
acute onset high fever
rifampin to close contacts

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13
Q

meningococcemia meningitis precaustions

A

aerosol droplet precautions

rifampin BID for two days for close contacts

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14
Q

melanoma

A

6mm or bigger

underfingernails are REAL baad

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15
Q

ACRAL lentiginous melanoma

A

most common type in AA and asians

dark brown on palms or nail beds

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16
Q

actinin keratosis can progress to

A

squamous cell

17
Q

subungal hematoma

A

heat needle or paper clip and relaease that goop

18
Q

SJS rash

A

classic lesions apear like bulls eye or target
EXTENSIVE mucosal surface involvent
lots of rashes at onece

19
Q

SJS and TEN

A

HIV have a much higher risk particularly with bactirm vs the gen pop

allopurinol
lamtriginr, carbamazepine phenobarb
sulfonamides
oxicam nsaids

20
Q

pseudofolliculitis barbae

A

nromal finding- let it grow for 4 weeks and avoid close shaving

21
Q

avoidsteroids in fugas cause

A

it makes it worse
1 is the most strong steroid
7 is weakest

22
Q

psoriasis def

A

inheritid disprder, squamous epithelial cells rapidly divid and mature producing plaques
koebner phenomonon: new plaqus over skin trauma
auspitz sign: pinpoint bleed when palque is dc’d

Hallmark is PITTING OF NAILS

23
Q

psoriaiss tx

A

topicla steroids and retinoids- tazarten, or tar preps psoralen drug class,

methotrexate cyclosporine or bioligics- etanercept or adalimunab for severe

Black box on topocal tacrolimus- can cause skin malignancy

24
Q

psoriasis before bioligic or anti tumornecoris drugs

A

baseline CBC and PPD

25
Q

actinin keratosis classic case

A

sun exposed numerous leasins dry, rouund, pink red, rough and scaly texture do not heal, painless

biopsy is gold standard

26
Q

eczema atopicdermatitis presentation

A

VERY itchy on hands, flexoral folds, and neck, worse with stress, and winter,
associated with allergy history
CC hand rash, multiple small vesicles that rupture, leaving painful bright red weepy lesions the lichenifi from chronic itching
fissues can form and get infected

t

27
Q

eczema atopicdermatitis tx

A

topical steroids,
higher potency for worse disease
avoid drying and hot water lube after baths, do not wait till skin is dry to apply

28
Q

superficial candidiasis cc and tx

A

obese adult, complains of bright red shiny lesion in the folds, that itches, can be associated with thrush

nystatin
hiv use oral fluconazole for systemic treatment

29
Q

liver disease or preggers avoid raw or undercooked oysters becasue of

A

vibro vulnificus infection- high mortality rate

30
Q

cellulitis is mostly gram

A

positive:

31
Q

non mrsa cellulitis nonpurulent

A

dicloxacillin or cephlex/clinda

zpac if pcn allergy

32
Q

mrsa cellulitis

A

bactim ds or minocycine

td booster if last dose was greater than 5 years ago.

33
Q

lyme testing

A

enzyme immunoassay if neg no futer testing
IFA or western blot
early lyme doxy bid
or amoxicillin or cefetin

34
Q

chick pox and shingles contageos

A

chick: 1-2 days before rash till all have crusted over
shingles: at onset till all crust over

gold standard dx is viral culture with PCR

issues and policy (22 decks)

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