Derm Pics: Eruptions

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describe

Back 1

Vesicles - multiple small serous fluid containing epidermal elevations
(Grouped in plaques with erythematous base typical of herpes)

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describe

Back 2

large, tense, purulent-filled bullae

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describe

Back 3

Pustules - circumscribed, raised lesions with purulent exudate

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Back 4

Herpes simplex
note: vesicles grouped into a plaque with erythematous base

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test and indication

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Tzanck stain showing giant multinucleated cells indicates herpes virus

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Back 6

Orolabial herpes
Note: plaque on vermillion border of lower lip

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Back 7

Orolabial herpes - more progressed
note: yellowish crust indicates secondary bacterial infection (probably staph)

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Back 8

Genital herpes
Note: tiny, very painful vesicles
Will also see edema, erythema, erosions

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Back 9

Herpetic whitlow
Note: grouped vesicles, plaque and area of erosion all present

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also, associated sx

Back 10

herpetic keratoconjunctivitis
Note: vesicles on upper and lower eyelash border
Also have edema, tearing, photophobia, preauricular lymphadenopathy

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Back 11

Varicella
note: macules, papules, erosions, some with secondary infection - different phases all present

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Back 12

Herpes zoster
Note: linear (dermatome) distribution of vesicles

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Back 13

Herpes zoster - scalp dermatome also involving the eye

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Back 14

Herpes zoster - trigeminal dermatome
note: yellowish crust indicates area of secondary bacterial infection

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Back 15

Scabies
note: symmetrical red papules and vesicles with intense pruritis worse at night

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Back 16

Scabies
"burrow" = linear area - what the female mite does in order to lay eggs

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also, most common areas

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Scabies
Most common areas are axilla, groin, web spaces, body folds, under breasts, wrists, ankles, feet, buttocks

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Back 18

Scabies in finger webbing

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Back 19

Scabies
Characteristic sign: presence of itchiness of genitalia and nodules on the scrotum

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Back 20

Dishydrotic eczema
note: small vesicles along the digits and on the palm

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Back 21

Dishydrotic eczema
note: small vesicles along the digits and on the palm, moistness

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Back 22

Contact dermatitis (from face cream)

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Back 23

Contact dermatitis from nickel on pants button

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Back 24

Contact dermatitis from nickel on the back of a watch
note: vesicles can be present, very itchy

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Back 25

Contact dermatitis - linear distribution is common in poison ivy and other plants

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Back 26

Contact dermatitis

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Back 27

Contact dermatitis - allergy to neosporin on ear piercing, exacerbated by scratching

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Back 28

Bullous impetigo
note: single or few blisters, annular lesions

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Back 29

Bullous impetigo
note: single or few blisters, annular lesions

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Back 30

Erythema multiforme
note: targetoid lesions on palms, soles, extensor surfaces

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Back 31

Erythema multiforme
note: targetoid lesions on palms, soles, extensor surfaces - papules, blisters, all have targetoid distribution with halos

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Back 32

Pemphigus vulgaris
note: falccid vesicles and bullae - very superficial, rupture easily

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Pemphigus vulgaris
note: vesicles and bullae - very superficial and flaccid, rupture easily

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Back 34

Pemphigus vulgaris
note: vesicles and bullae - very superficial and flaccid, rupture easily (erosions seen here)

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Back 35

intercellular deposits of IgG - typical of pemphigus vulgaris

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Back 36

linear IgG deposits in the basement membrane zone = characteristic of Bullous pemphigoid

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Back 37

Bullous pemphigoid
note: tense (very full - subepidermal) bullae

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Back 38

Bullous pemphigoid
note: tense (very full - subepidermal) bullae

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Back 39

Bullous pemphigoid
note: tense (very full - subepidermal) bullae
yellow crust = bacterial infection

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Back 40

Comedone in Acne vulgaris

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Back 41

Comedone in Acne vulgaris

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Back 42

Comedone in Acne vulgaris

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Back 43

Papule (inflammatory reaction) in acne vulgaris

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Back 44

Pustule (inflammatory reaction) in acne vulgaris

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Back 45

Inflammatory lesions in acne vulgaris

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Back 46

Inflamed nodule (cysts) in acne vulgaris

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Back 47

Inflamed nodules (cysts) in acne vulgaris

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Back 48

Vascular Rosacea
note: flushing and facial erythema

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Back 49

Vascular Rosacea
note: flushing and facial erythema

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Back 50

Vascular Rosacea
note: flushing and facial erythema

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Back 51

Papulopustular rosacea
note: central facial distribution with papules and/or pustules

Front 52

also, associated sx

Back 52

Ocular rosacea
associated with burning, itchy eyes with photosensitivity and blurred vision

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Back 53

Granulomatous rosacea
note: firm brown/red papules and/or nodules

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Back 54

Folliculitis
note: pustules at hair follicles, especially on extremities

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Back 55

Folliculitis with inflammatory reaction

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Back 56

Folliculitis with inflammatory reaction causing a cyst

Front 57

also, 2 characteristic findings

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Candida intertrigo
note: multiple erythematous papules forming a big plaque
Findings: compromise of "holes" and presence of satellite lesions