Pigmented Lesions

Question 1

What does the Fitzpatrick skin type tell you?

Answer 1

Fairness of skin/Features

Tanning ability

Question 2

What are the ABCDEs of when to worry about a mole?

Answer 2

Asymmetry
Border
Color
Diameter
Evolving

Question 3

What are the considerations of an Atyical Nevi?

Answer 3

Appear near puberty

Inc risk of melanoma

Question 4

What are the traits of Congenital Nevi?

Answer 4

Can have hair
Uniform in color
Flat. may become nodular

Question 5

What are the traits of a junctional nevus?

Answer 5

Macule(flat) or slightly raised
Hairless
Junctional nevi

Question 6

What is a compound nevus?

Answer 6

Elevated
Vary in color
Irregular or warty surface
fair skin
may regress w/ Hypopigmented Halo

Question 7

Waht are the traits of Intradermal Nevi?

Answer 7

Nests of melanocytes in the dermis
Short Termnal hairs or pseudohorn cysts
older lesions may become pedunculated

Question 8

What are the traits of Halo Nevi?

Answer 8

Round, sharply demarcated border
Usually on trunk
T lymphocytes

Question 9

What are the traits of Speckled Lentiginous nevi?

Answer 9

Hairless, oval, or irregularly shaped brown lesion

Brown area flat, black dots are raised. Not from sun exposure

Question 10

What are the traits of a Becker’s Nevus.

Answer 10

Adolescent men

Shoulders, submammary, upper/low back

Question 11

What are the traits of Benign juvenile melanoma?

Answer 11

Look similar to melanoma
Hairless, red or brown, dome shaped papules or nodules
Inc VASCULARTIY. Bleeding following trauma. SUDDEN Onset

Question 12

What is a Blue Nevus?

Answer 12

Large amount of brown pigment in dermis
Extremities and dorsum of hands
May turn to melanoma

Question 13

What is a Labial Mlanotic Macule?

Answer 13

Brown macule
Lower lip
YA women
Benign

Question 14

What are the traits of Vitiligo?

Answer 14

Acquired loss of pigmentation
AI disease?
Localized or generalized

Question 15

What are nevus Anemicus?

Answer 15

Congenital Localized, pharm cutaneous anomaly.
on trunk
Friction, cold or heat doesn’t produce erythema

Question 16

What are the traits of Tuberous Sclerosis skin lesions?

Answer 16

Hypopigmented macules; oval, ash-leaf, stippled
On arms, legs and trunk
Woods lamp aids Dx

Question 17

What are the traits of Pityriasis alba?

Answer 17

Pts w/ Atopy
Onset before puberty
Face, neck arms, most common
Gradual scaling and hypopigmentation

Question 18

What is the difference between Lentigo and freckles

Answer 18

…

Question 19

What are the traits of Melasma?

Answer 19

Hyperpigmentation of face/neck
Caused by pregnancy
Slow devt without inflammation

Question 20

What are the traits of Cafe au lait spots

Answer 20

Uniformly pale brown macules

May be present at birth

Question 21

What are the traits of Erythema ab igne?

Answer 21

Cutaneous eruption w/ reticular pattern

Chronic heat exposure

Question 22

What are the traits of Polymorphous light eruption?

Answer 22

MOST COMMON light induced skin disease
Lesions heal w/ out scarring
Comeodones erupt with a lot of skin exposure. Chronic exposure dec liklihood

Question 23

What are the traits of Porphyria?

Answer 23

Inborn enzymatic defects in heme synth
Groups: Erythropoetic and hepatic
Acute porphyria
Skin sensitization