Derm/Breast Flashcards
Atypical melanocytes spreading on the basal epidermis layer from a biopsy taken from forehead of some damaged sun exposed skin
Lentigo maligna
Melanoma on the soles of feet
Acral lentigna
S-100 stain
Melanoma
Test to determine hormone receptor status for breast cancer
Immunoperoxidase
Everted edge with ulceration
SCC
Pearly white edges with telangiectasia
BCC
Cottage cheese exudate
Sebaceous cyst
Linear deposition of IgG and C3 on basement membrane
Bullous pemphigoid
Nikolsky’s sign
Pemphigus vulgaris
Lump on scalp with punctum
Painless and attached to skin
Sebaceous cyst
Soft, compressible, non-tender, lobulated mass on the arm
Lipoma
Lump with black core
Keratoacanthoma (molluscus sebaceum)
Neck lump + halitosis + regurgitation
Pharyngeal pouch
Neck lump with brilliant transillumination
Cystic hygroma
Scaly, erythematous nipple
Paget’s disease
Grey-green nipple discharge
Mamamry duct ectasia
Linear calcification
DCIS
Target lesions, annular blistering rash
Erythema multiforme
Associated with herpes simplex, SLE, IBD, mycoplasma and strep infections
Blood-stained nipple discharge
Intraductal papilloma
Leaf-like appearance
Phyllodes tumour
Rapidly enlarging solid breast lump
Fibroadenoma
Mid-cycle breast tenderness
Fibrocystic changes
Indian file
Infiltrating lobular carcinoma
Stellate appearance
Ductal carcinoma
E cadherin
Ductal carcinoma of the breast
Like fibroadenoma but in older female
Phyllodes tumour
Tense blisters
Pemphigoid
Deroofed blisters with tender underlying skin
Pemphigus
Itchy papules between fingers and toes
Scabies
Painful tender rash over shins
Erythema nodosum
Associated with sarcoidosis, TB, Hodgkin’s lymphoma, EBV, IBD and strep infections
Venous ulcer → SCC
Marjolin’s ulcer
Rolled edge
BCC
Skin plaque in TB
Lupus vulgaris
Reticular leg rash in elderly woman
Erythema ab igne
Hx flushing + cross-shaped facial rash
Rosacea
Blistering skin/mucosal rash + conjunctivitis post infection
Stevens-Johnson syndrome
Slit-like retraction of the nipple
Duct ectasia
Violaceous lesions
Kaposi’s sarcoma
Oral lesions in vit K deficiency
Perifollicular haemorrhage
Oral lesions in vit B12 deficiency
Atrophic glossitis
Lump
Extensor surface,
Firm and painless
Hx of Rheumatoid Arthritis
Rheumatoid Nodule
Lump on a scar, solid and itchy
Keloid
Lump
Firm, not fixed
Infection/infiltrative process
Lymph node
Herniation of tendon sheath
Transilluminates
Dorsum of foot/hand
Ganglion
Stone in salivary gland
Pain worsened by eating
Swollen, tender, red
Sialolithiasis
Displaces the earlobe
Facial pain -> compression of CNVII
Parotid tumour
Cholesterol crystals on FNA
Anterior triangle (often 2/3 along sternocleidomastoid)
Slow growing lump
Young patient
Branchial Cyst
Mobile side-to-side, not up and down lump
Anterior triangle
Firm or soft
Pulsatile
Carotid body aneurysm
Tumour of preganglionic cells
Pressure causes dizziness
Pulsatile, bruit
Mobile side-to-side, not up and down lump
Carotid body tumour
Lump with uneven borders
Slightly fluctuant
Not fixed to skin/deep structures
Lipoma
FLAWS
Painful lymph nodes after alcohol
Lymphoma
Posterior triangle
Regurgitation, difficulty swallowing
Gurgling, bad breath
Older patient
Pharyngeal Pouch
Baby,
Collection of lymphatics
Transilluminates
Soft & fluctuant
Cystic Hygroma
Rubbery lump
Tingling on pressure
Neurofibroma
Large skin abscess
Made up of several boils
Carbuncle
Infection of hair follicle
AKA a boil
Furuncle
Low-grade tumour from hair follicle
Skin coloured with black central core
Keratoacanthoma
“Breast mouse”,
Benign, hard, smooth, mobile
Fibroadenoma
“Fibrocystic changes”
Multiple cysts and nodules
Oestrogen-induced hyperplasia
Fibroadenosis
First month of breastfeeding
Large hot, painful lump
Skin commensals
Acute Mastitis
First month of breastfeeding
Large hot, painful lump
Skin commensals
Inability to sleep
Continuous pain
Breast Abscess
Painful, erythematous
Sub-areolar mass
Abscess and inflammation
> 90% smokers
Periductal Mastitis
Peri-areolar mass
Dilatation and blockage
Inflammation and fibrosis
White/cheesy discharge
Age 50-60
Duct Ectasia
Pain same time each month
Associated with menstrual cycle
Cyclical breast pain
Irregular, hard lump, tethered
Nipple inversion, puckering
Bloody discharge
Ulceration, swelling
Peau d’orange
Invasive Carcinoma
Itchiness and discharge from nipple
No palpable lump
DCIS
Ductal carcinoma in situ
Increase in size of breast
Tear-drop appearance
Appearance of fibroadenoma
Phyllodes Tumour
Itchy, erythematous, scaley
Erosion + nipple discharge
Paget’s disease of the nipple
White, low viscosity liquid (MILK!)
Galactorrhoea and no pregnancy
Prolactinoma
Trauma to breast
Overlying bruising
Hard, irregular lump
Fat necrosis