Female 36 years

The best diagnosis is:

A. Psoriasis

B. Glucagonoma syndrome

C. Icthyosis

D. Pitiriasis rubra pilaris

Male 30 years

Ulcerated nodule on the eyebrow.

The best diagnosis is:

A. Kaposi's sarcoma

B. Angiosarcoma

C. Pyogenic granuloma

D. Epithelioid hemangioma

Male 85 years

Posterior scalp.

The best diagnosis is:

A. Dermatofibroma

B. Neurofibroma

C. Spindle cell (desmoplastic) melanoma

D. Kaposi sarcoma.

Female 41 years

Scalp alopecia.

The best diagnosis is:

A. Alopecia areata

B. Androgenic alopecia

C. Telogen effluvium

D. Chemotherapy induced alopecia.

Male 65 years

3cm erythematous eroded plaque, unresponsive to supra-potent topical steroids. ? IEC.

The best diagnosis is:

A. Invasive squamous cell carcinoma

B. Non-tuberculous mycobacterial infection

C. Clear cell acanthoma

D. Pyoderma vegetans.

Female 53 years

Symmetrical fixed patches arms and legs.

The best diagnosis is:

A. Morphoea

B. Granuloma annulare

C. Interstitial granulomatous dermatitis

D. Interstitial granulomatous drug reaction

Female 64 years

Long standing lesion right upper back. 10mm erythematous patch with pale yellow-white lobules on dermoscopy.

The best diagnosis is:

A. Sebaceous hyperplasia

B. Sebaceous induction

C. Sebaceous adenoma

D. Naevus sebaceous

Male 97 years

Ulcerated polypoidal nodule cheek. ? SCC

The best diagnosis is:

A. Poorly differentiated squamous cell carcinoma

B. Collision tumour (squamous cell carcinoma and malignant melanoma)

C. Combination tumour (squamous cell carcinoma and malignant melanoma)

D. Squamomelanocytic tumour.

Male 60 years

Painful non healing ulcer left lower leg. H/O hypertension.

The best diagnosis is:

A. Pyoderma Gangrenosusm

B. Vasculitic ulcer

C. Calciphylaxis

D. Martorell's ulcer

Female 50 years

Presented with a maculopaular rash, history of generally feeling unwell and weight loss. Investigations showed axillary lymphadenopathy, pancytopenia.

The best diagnosis is:

A. Lupus erythematosus

B. Adverse antibiotic induced eruption associated with EBV infection

C. Sweets syndrome

D. Cutaneous involvement by Kikuchi's disease

Female 43 years

2 year history of well defined papular keratotic rash, initially appeared on ankles and lower legs and then spread to thighs, arms and neck.

The best diagnosis is:

A. Keratosis pilaris

B. Hyperkeratois lenticularis perstans (Flegel's disease)

C. Lichenoid drug eruption

D. Hyperkeratosis follicularis et parafollicularis in cutem pentetrans (Kyrle's disease)

Female 36 years

Papillomatous lesion left shoulder.

The best diagnosis is:

A. Syncytial myoepithelioma

B. Non ossifying variant of ossifying fibromyxoid tumour

C. Myopericytoma

D. Hypopigmented cellular blue naevus

Female 85 years

Recurrent urinary tract infections, and rash over fingers and dorsal thumb.

The best diagnosis is:

A. Pyodermatitis /Pyostomatitis vegetans

B. Neutrophilic dermatosis of the dorsal hands

C. Squamous cell carcinoma

D. Atypical mycobacterial infection (M.chelonae)

Female 60 years

On intensive care unit after orthopaedic surgery with areas of skin necrosis clinically ?vasculitis ?thrombosis. Has had IV antibiotics and subcut. heparin 7 days before. No previous similar episiodes.

The best diagnosis is:

A. antiphospholipid syndrome

B. Invasive fungal infection

C. leukocytoclastic vasculitis

D. Heparin induced necrosis

Male 86 years

?SCC excised from dorsum of hand.

The best diagnosis is:

A. Adnexal carcinoma NOS with CLL

B. Aggressive digital papillary adenocarcinoma with CLL

C. Squamous cell carcinoma, poorly differentiated with CLL

D. Porocarcinoma with CLL

Male 84 years

1cm cystic nodule temple, ?cyst or cystic BCC.

The best diagnosis is:

A. Myxoid dermatofibrosarcoma protuberans

B. Mucinous (myxoid) cyst

C. Superficial angiomyxoma

D. Myxoid neurofibroma

Male 64 years

Background of Crohn's disease and ankylosing spondylitis on infliximab, methotrexate and prednisolone therapy, and a history of multiple squamous cell carcinomas presented with a purple coloured nodule on the left jaw line.

The best diagnosis is:

A. Palasading neutrophilic granulomatous dermatitis

B. Cutaneous Crohns

C. Chromoblastomycosis

D. Mycobacterial infection.

Male 35 years

Oriental male with multiple Pruritic weal's following trip to Far East.

The best diagnosis is:

A. Urticaria

B. Well's Syndrome - eosinophilic cellulitis

C. Granuloma annulare

D. Leucocytoclastic vasculitis

Female 40 years

High grade nodal follicular lymphoma with erosive eruption.

The best diagnosis is:

A. Paraneoplastic Pemphigus

B. Toxic Epidermal Necrolysis

C. Steven's Johnson Syndrome

D. Dariers Disease.

Male 85 years

2 year history of persistent scrotal eruption.

The best diagnosis is:

A. Flexural Psoriasis

B. Seborrhoeic dermatitis

C. Tinea cruris

D. Extra mammary Paget's.

Female 43 years

Nodule on left side of face/jaw angle area. Slow growth over years.

The best diagnosis is:

A. Neurofibroma

B. Palisaded encapsulated neuroma

C. Schwannoma

D. Leiomyoma of erector pili muscle

Male 53 years

Nodule on scalp.

The best diagnosis is:

A. Haley-Haley disease

B. Darier's disease

C. Grover's disease

D. Warty dyskeratoma

Male 33 years

Blistering and crusting on back of the hands. Worse at summer.

The best diagnosis is:

A. PCT

B. Epidermolysis bullosa acquisita

C. Bullous lupus

D. Hydroa vacciniforme

Female 70 years

Extensive erythema on chest.

The best diagnosis is:

A. Scleredema

B. Lupus erythematosus

C. Reticular erythematous mucinosis

D. Polymorphous light eruption

Young adult. Male.

Nature and site of specimen: 3mm punch biopsy glans penis.

Clinical information: persistent erythematous eruption glans penis

?inflammatory dermatosis.

The best diagnosis is:

A. Psoriasis

B. Fungal infection

C. Drug reaction

D. Reiter syndrome

Male 73 years

Incisional bx. L. axilla medial wall - itchy pinkish/brown to violaceous scant scaling large patch, sparing of axilla creases. ? Granulomatous slack skin/contact allergic dermatitis/annular lichen planus. Also on R. axilla less involved, mild erythema bilateral inguinal region.

The best diagnosis is:

A. T cell lymphoma

B. Mycobacterial infection

C. Contact allergic dermatitis

D. Annular lichen planus

Young adult. Female.

Incisional biopsy right thigh. Rash both feet - spread to thighs and buttocks. Pattern of livedo.

The best diagnosis is:

A. PAN

B. Vasculopathy

C. Poikiloderma

D. Erythema ab igne

Female 56 years

Enlarging mass on the scalp.

The best diagnosis is:

A. Proliferating epidermoid cyst

B. Pilar cyst with ductal differentiation

C. Pilomatrixoma

D Proliferating pilar tumour

Male 45 years

Healthy man presented with several grouped papules on the back. The biopsy is shown. EBER was strongly positive.

The best diagnosis is:

A. Plasmablastic lymphoma

B. Plasmacytoma

C. Multiple myeloma

D. Senile EBV(+) diffuse large B-cell lymphoma

E. Plasmacytosis

Male 56 years

Presented with a pigmented lesion on his lower back.

The biopsy is shown.

The best diagnosis is:

A. Melanoma

B. Reed's naevus

C. Junctional melanocytic naevus

D. Spitz naevus

E. Dysplastic melanocytic naevus

Male 75 years

A history of prostate and bladder cancers, presented with an erythematous, violaceous patch right axilla. Two biopsies were taken, one shown here.

The best diagnosis is:

A. Reactive angioendotheliomatosis

B. Angiosarcoma

C. Kaposi's sarcoma

D. Tufted angioma

E. Lymphangioendothelioma

Female 55 years

Presented with a single nodule on the finger, which was biopsied.

The best diagnosis is:

A. Leukaemia

B. Ewing's sarcoma

C. Melanoma

D. Malignant granular cell tumour

E. Langerhans cell histiocytosis

Male 17 years

Enlarging pigmented nodule left lower leg.

The best diagnosis is:

A. Deep penetrating naevus

B. Pigmented epithelioid melanocytoma

C. Plexiform malignant melanoma

D. Animal type melanoma

Female 73 years

2 x 1.5cm ulcerated nodule right upper arm.

The best diagnosis is:

A. Basal cell carcinoma with insect bite reaction

B. Dedifferentiated basal cell carcinoma

C. Basal cell carcinoma and Langerhans cell histiocytosis

D. Basal cell carcinoma with transformed mycosis fungoides

Male 75 years

Seborrhoeic keratosis.

The best diagnosis is:

A. Follicular type squamous cell carcinoma

B. Keratoacanthoma

C. Pseudoepitheliomatous hyperplasia

D. Hypertrophic lichen planus

Male 29 years

Cystic lesion right index finger. Previous excision of unknown benign lesion.

The best diagnosis is:

A. Cutaneous clear cell sarcoma

B. Merkel cell carcinoma

C. Plasmablastic lymphoma

D. Cutaneous rhabdomyosarcoma

Female 68 years

Large ulcerated lesion on vulva

The best diagnosis is:

A. Basal cell carcinoma

B. Eccrine Spiradenoma

C. Poorly differentiated carcinoma

D. Primary adenoic cystic carcinoma

Female 75 years

Hyperkeratotic lesion on vulva.

The best diagnosis is:

A. Verruccous carcinoma

B. Lichen Sclerosus

C. Vulvar acanthosis

D. Vulval intraepithelial neoplasia

Male 28 years

Nodule on upper arm.

The best diagnosis is:

A. Hybrid Schwannoma/Perineurioma

B. Dermatofibroma

C. Leiomyoma

D. Nodular fasciitis

Female 22 years

Thickened lesion on thigh

The best diagnosis is:

A. Desmoplastic Spitz naevus

B. Dermatofibroma

C. Neurofibroma

D. Scar