Lesion Types
What is flat, and less than 1cm? Also, name an example
Macule; freckles, measles
What is the difference between a nodule and tumor?
N: Firm, deep, less than 2cm
T: demarcation, more than 2cm, firm lesion
What are the three "color changes" of the nail?
Leukonychia: white
Melanonychia: brown/black
Erythroychia: pink/red
What are the the different growth phases?
Anagen, telogen, and catagen
What are the four subtypes of morphology?
Border, size, shape, texture
Papule
What is the difference between vesicle and pustule?
V: serous fluid, herpes
P: pus, acne
What is the test used to determine clubbing?
Schamroth diamond test
What are the names of the two tests used for male/female pattern baldness?
Norwood and Sinclair scale
Name three manifestations
temp, bleeding, drainage, etc
What is a flat, irregularly shape? Give an example
Patch; Vitiligo
What is Lichenification?
Rough skin due to rubbing, scratching, and excess itching
What is the infection that stems from staph/strep? Name it and its symptoms
Acute Paronychia; edema, tenderness, erythema
What are treatments for alopecia areata?
corticosteroids, minoxidil (Rogaine), laser, wigs
What are the serpiginous and morbilliform arrangements?
Snakelike and speckled all over
What is an elevated, rough, larger than 1cm lesion that is found in psoriasis?
Plaque
Difference between erosion and ulcer?
E: depressed, moist, from rupture of vesicle
U: concave, deeper to skin
What causes pitting of the nail?
Psoriasis, alopecia, dematitis
What is the difference between telogen and anagen effluvium?
A: chemo
T: emotional stress
What is a discrete border?
Lesions that are clearly separated
What is an elevated, irregular shaped lesion typically found in insect bites?
Wheal
What is a keloid?
Excess scarification
What disorder can be caused by trauma, psoriasis, endocarditis, or renal issues?
Splinter Hemorrhages
What is the name for the hair loss due to breakage, probably from tight hairstyles
Trichorrhexis nodosa
Describe the Fitzpatrick scale
Type 1: fair skin, sensitive to sun
Type 5: Darkest skin, can handle sun well