PATHOMA- derm Flashcards Preview

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

Flashcards in PATHOMA- derm Deck (25):
1

IgG vs. Desomosomes
creates blister between basal cell layer and epidermis of the skin and oral mucosa

Pemphigous Vulgaris

2

Akantholysis

separation of the keritinocytes

3

IgG vs. Hemidesomsomes
Blister between dermis and epidermis

Bullous Pemhigoid

4

Blister involving skin and oral mucoas?

PV- Pemphigous Vulgaris

BP does NOT affect oral areas

5

Tense, non-easily ruptured blister?

BP- Bullous Pemhigoid

6

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

Dermatitis Herpatiformis uy

7

Basal Cell Carcinoma

Malignent
Affects BCL- often upper lip
UVB risk factor

8

BCC Rx?

Surgical excision

9

Squamous Cell Carcinoma

Malignant Ulcer/mass
UVB risk factor
Lower lip

10

SCC is asc. w/?

Arsenic poisoning
Immunosupresion

11

Actinic Keratosis

SCC precurser
Hyperkeratotic

Karatoacanthoma: rapid onset/regreesion of cup SCC

12

Seborrheic Keratois

squamous
raised discolored plaque
usually affects elderly

13

Leser Trelate sign

rapid onset of many Seborrheic Keratois.
Indicates GI carcinoma

14

Dark thickening of the skin
related to insulin resistance

Acanthosis nigracans

15

Melanocytes

create pigmentation of the skin
BCL

16

Vitalgo

autoimmune destruction of melanocyte
creates localized depig

17

Neoplasam of melanocytes
can be congenital or aquired
Will grow hair

Nevus (mole)

18

Melenoma

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

19

Melanoma prognosis

Depth of invasion

20

Melenoma subtypes

Lenitgo maligna melenoma
Superficial spreading
Nodular =(
Acral

21

Nodular Melenoma

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

22

Acral Lentiginous

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

23

Impetigo

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

24

Cellulitis

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

25

Verruca

aka a wart
often from HPV
common on hands/feet