Dermatology Flashcards
Man returned from Malaysia with this skin lesion on trunk and shoulders. Has a Hx of eczema. What is it?
a) Pityriasis alba
b) Pityriasis versicolour
c) Eczema flare
Versicolor
Woman with non-healing leg wound for 6 months. Initially cut her leg on a rose bush 6 months ago, but it has not healed. She has been dressing it herself up until now. Previously had been burnt, did not require graft. What is this non-healing lesion likely to be?
SCC
BCC
Melanoma
Angiosarcoma
SCC
Old man who lives on a farm with his wife has these lesions all over his back as shown in the pic above, sometimes itchy. What is the diagnosis for the majority of the lesions?
a. Seborrhoeic keratoses
b. Lipoma
c. Actinic Keratoses -
d. Dermatofibroma
e. Superficial Spreading Melanoma
Seborrhoeic keratoses
Type of biopsy for skin lesion which has appeared over past 2 weeks
· Punch
· Excision
· Incision
· Shave
Excision
Excision
Hairdresser washing clients’ hair. Her hands had become dry up to the creases of the wrists. What is the most likely diagnosis?
Contact dermatitis
psoriasis
eczema
Contact dermatitis
Ulcery thing on back of guy’s ear, what do you do? Had rolled edge in picture
Cryotherapy
· Local excision
· Reassure
· Laser therapy
· Brachytherapy
· External radiation beam
Local excision
Melanoma risk
a. Childhood sunburns
b. Outdoor employment in early 20’s
c. Cousin with melanoma
d. Grandparents from ireland
e. Family history of BCC
Childhood sunburns
Patient had recent infection with cold sores, now has rash on skin with target lesions. Diagnosis?
Erythema multiforme, hypersensitivity reaction triggered by infections – usually HSV
Child with macula/popular rash and erythema on the cheeks
Erythema infectiosum
Picture of Indian lady with big elevated mole on nose since she was little. What is it?
How do you treat it?
compound nevus, reassure
Patient with Crohn’s disease, presents with skin condition large, rapidly enlarging painful sores on the legs. full-thickness ulcer with blue/purple undermined borders.
pyoderma gangrenosum
Yellow/red shins with fat necrosis in a diabetic.
necrobiosis lipoidica.
Dude who has a lot of stress, started when he broke up with his wife. had skin condition on scalp and forehead. Yellow
and crusty. Was better when on holiday in the Pacific Islands
Psoriasis - stress induced haha.
Chronic large wound on thigh. Not healing. Ulcerated edge, has just started bleeding, grey slough.
What is it?
SCC - this is Marjolins ulcer
Women with non healing wound on thigh of 9 months. Previously had a burn
there when a child that required hospitalisation but not skin grafting. What is the
diagnosis?
Marjolins ulcer à SCC
Cafe au lait
Girl with bad acne and wants treatment has been using face washes etc. currently uses condoms for contraception and wants to start the pill. Acne all over her face, back etc. what do you do?
a) Refer to dermatologist for retinioids
b) Doxycycline
c) Isotretinoin
d) COCP
COCP
This is a parotid gland abscess
IV fluclox
Incise + drain after 24-48 hours if not resolving
Woman with a fluctuant swelling in front of her ear and sore. Enlarges with meals. What investigation?
a) CT
b) FNA
c) USS
d) Core biopsy
Another parotid abscess
USS?
Local excision
Pigmented BCC - excise
Lower back pain near tailbone. Hairy bum with dimple at top of buttock cleft. What is this?
Pilonodal abscess
BCC
Pigmented ulcerated lesion 4mm by 5mm 1.5cm away from eye. What’s the next step?
a) Excision biopsy by Moh’s surgery b) Cryotherapy
Excision biopsy by Moh’s
