Msk Derm - Various Derm Terms

Front 1

Another word for itchy

Back 1

pruritus

Front 2

A fungal infection of the skin is called ________.

Back 2

dermatophyte

Front 3

Extravasation of red blood cells are ________.

Back 3

purpura

Front 4

Another word for "common"

Back 4

vulgaris

Front 5

What three things contribute to acne?

Back 5

increased sebum production
androgens
hyperkeratinization

Front 6

How do you distinguish between dermatitis and infection?

Back 6

itch = dermatitis
pain = infection

Front 7

What commonly used cream can cause contact dermatitis?

Back 7

vitamin E

Front 8

What kind of eczema looks like a coin, lacks fine powdery scale, and appears mostly on the legs and butt?

Back 8

nummular

Front 9

A cracked pavement appearance is characteristic of what?

Back 9

asteotic dermatitis

Front 10

When you see ONE hand with dermatitis, where else should you look? What should you be thinking?

Back 10

-look at the feet!
-dermatophyte infection
"One hand, two feet" syndrome

Front 11

In acute dermatitis, how will the skin appear?

Back 11

wet!

Front 12

A herald patch, pinkish with powdery scale, oriented ovally in a Christmas tree pattern

Back 12

pityriasis rosea

Front 13

Multiple small papules on palms of hands and/or soles of feet surrounded by scale

Back 13

secondary syphilis

Front 14

Infection of beard area not responding to oral antibiotics

Back 14

tinea barbae due to dermatophyte infection

Front 15

Collarette of scale that is fine and powdery

Back 15

pityriasis rosea

Front 16

Flat topped, itchy purple papules that favour the writst that coalesce into larger plaque

Back 16

lichen planus

Front 17

Lacy white striae seen in oral mucosa

Back 17

Wickham's Striae - in patients with lichen planus

Front 18

Well-circumscribed, not cleared by topical steroid, sharp cut-off at edge, with leading edge of scale

Back 18

tinea

Front 19

silvery scale with extensor distribution and pin point bleeding

Back 19

plaque psoriasis

Front 20

Where should you look for more signs of psoriasis if there is minimal skin involvement elsewhere?

Back 20

-gluteal cleft
-umbilicus
-

Front 21

Most often affects hands and feet, with pustules, fissures, desquamation and red brown papules

Back 21

pustular psoriasis

Front 22

Often appears in the nails with an "oil drop" sign

Back 22

psoriasis

Front 23

Bullae found often in groin and thigh of child. Often has a characteristic flaccid, pus filled bullae.

Back 23

bullous impetigo

Front 24

In a child: painful desquamation at folds together with erythema and crusting.

Back 24

staph scalded skin syndrom

Front 25

"dewdrops on a rose petal"

Back 25

varicella

Front 26

severe pain, feels like a "pulled muscle", eruption of pustules

Back 26

herpes zoster

Front 27

tender, scaling plaque on wrists. not responsive to oral abx

Back 27

dermatophyte

Front 28

burrows and crusts in the flexor wrist. extremely itchy

Back 28

scabies

Front 29

tense blisters....

Back 29

pemphigoid... cause the blisters are deep enough to retain their shape against gravity

Front 30

1. List two systemic causes for pruritus

Back 30

( Ans eg: hepatitis, lymphoma, renal failure)

Front 31

2. Name a hematologic malignancy that could present with pruritus

Back 31

( Ans eg: lymphoma, myeloma)

Front 32

3. True or false: most cases of pruritus are induced by stress

Back 32

( Ans: FALSE)

Front 33

What are the most common organ systems causing itch?

Back 33

1. Hepatic
2. Kidney
3. Hematologic
4. Thyroid: seen with both HYPERTHYRODISM and HYPOTHYRODISM

Front 34

How do you know something is purpura and not erythema?

Back 34

purpura is non-blanching

Front 35

What things should you be thinking about when you see purpura?

Back 35

1. Platelet deficiency

2. Clotting disorders

3. Vascular

Front 36

If you find palpable purpura, what does it mean?

Back 36

usually it is vasculitis

Front 37

T/F: Petechiae are larger than 2 cm

Back 37

false

Front 38

Name a hematologic cause for purpura

Back 38

idiopathic thrombocytopenic purpura

Front 39

WHEN YOU SEE: multiple cafe au lait macules ( greater than 6) , THINK:

Back 39

Neurofibromatosis type 1( NF1)

Front 40

1. How many cafe au lait macules are required to meet the criteria for NF1?

Back 40

( Ans: 6)

Front 41

2. Name ONE clinical feature other than cafe au lait macules seen in NF1

Back 41

multiple neurofibromas
axillary freckling
Lisch nodules
neurofibroma (rubbery, button hole invagination)

Front 42

3. What syndrome must be considered when seeing a patient with greater than 6 light brown patches present since birth?

Back 42

nuerofibromatosis

Front 43

WHEN YOU SEE: multiple hypopigmented macules ( greater than 3) , THINK:

Back 43

Tuberous sclerosis

Front 44

1. How many hypopigmented macules would raise concern for tuberous sclerosis

Back 44

( Ans:3)

Front 45

2. Name ONE clinical feature other than hypopigmented macules seen in tuberous sclerosis

Back 45

seizures
ash leaf spot
adenoma sebaceum
periungual fibromas

Front 46

3. True or false: tuberous sclerosis is associated with seizures given potential brain involvement

Back 46

( Ans: True)

Front 47

WHEN YOU SEE: multiple vascular papules on oral mucosa and skin , THINK:

Back 47

Osler Weber Rendu syndrome

Front 48

What is Osler Weber Rendu syndrome?

Back 48

mucosal vascular papules
severe nosebleeds.

Front 49

2. Name ONE internal complication of Osler Weber Rendu.

Back 49

( ANSWERS eg: epistaxis, pulmonary AVM, GI bleeding)

Front 50

3. TRUE or FALSE: Osler Weber Rendu presents with brown macules on lips

Back 50

( FALSE)

Front 51

WHEN YOU SEE: brown, thickened skin on neck , THINK:

Back 51

Acanthosis nigricans

Front 52

What is the most common identifiable cause of acanthosis nigracans?

Back 52

insulin resistance

Front 53

What is acanthosis nigracans?

Back 53

thickened, velvety plaques affecting neck and skin folds

Front 54

3. All patients presenting with acanthosis nigricans must have investigation for malignancy

Back 54

( False: only in older patients presenting with acanthosis and weight loss)