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BL/DD USMLE and Basics > PATHOMA- derm > Flashcards

PATHOMA- derm Flashcards

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USMLE® Step 1 flashcards
1
Q

IgG vs. Desomosomes

creates blister between basal cell layer and epidermis of the skin and oral mucosa

A

Pemphigous Vulgaris

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2
Q

Akantholysis

A

separation of the keritinocytes

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3
Q

IgG vs. Hemidesomsomes

Blister between dermis and epidermis

A

Bullous Pemhigoid

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4
Q

Blister involving skin and oral mucoas?

A

PV- Pemphigous Vulgaris

BP does NOT affect oral areas

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5
Q

Tense, non-easily ruptured blister?

A

BP- Bullous Pemhigoid

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6
Q

IgA deposite at tip of the dermal papilia
Small vessical
Asc. w/ celiac

A

Dermatitis Herpatiformis uy

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7
Q

Basal Cell Carcinoma

A

Malignent
Affects BCL- often upper lip
UVB risk factor

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8
Q

BCC Rx?

A

Surgical excision

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9
Q

Squamous Cell Carcinoma

A

Malignant Ulcer/mass
UVB risk factor
Lower lip

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10
Q

SCC is asc. w/?

A

Arsenic poisoning

Immunosupresion

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11
Q

Actinic Keratosis

A

SCC precurser
Hyperkeratotic

Karatoacanthoma: rapid onset/regreesion of cup SCC

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12
Q

Seborrheic Keratois

A

squamous
raised discolored plaque
usually affects elderly

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13
Q

Leser Trelate sign

A

rapid onset of many Seborrheic Keratois.

Indicates GI carcinoma

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14
Q

Dark thickening of the skin

related to insulin resistance

A

Acanthosis nigracans

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15
Q

Melanocytes

A

create pigmentation of the skin

BCL

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16
Q

Vitalgo

A

autoimmune destruction of melanocyte

creates localized depig

17
Q

Neoplasam of melanocytes
can be congenital or aquired
Will grow hair

A

Nevus (mole)

18
Q

Melenoma

A

neoplasam of melanocytes
Common COD for skin cancer
UVB damage
“ABCDE” helps differ this from a mole

19
Q

Melanoma prognosis

A

Depth of invasion

20
Q

Melenoma subtypes

A

Lenitgo maligna melenoma
Superficial spreading
Nodular =(
Acral

21
Q

Nodular Melenoma

A

Early vertical growth of tumor
spreads faster
Pushes up epidermis making a nodule
poor prog

22
Q

Acral Lentiginous

A

common in dark skin
affects soles/palm
no sunlight risk factor

23
Q

Impetigo

A

usually from S. Aures or Strep pyogenes
Honey colored crust
common in children/on the face

24
Q

Cellulitis

A

usually from S. Aures or Strep pyogenes
red, tender, swollen
Common risk factors: surgery, trama
*may progress to nec. fasc.

25
Q

Verruca

A

aka a wart
often from HPV
common on hands/feet

BL/DD USMLE and Basics (55 decks)

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