National Specialist Dermatopathology EQA Scheme Circulation K
Case 165 Female aged 7 Skin dorsum left foot
Most popular diagnosis: Cellular blue naevus/benign combined naevus
Case 166 Female aged 58. 30 year history of hyperkeratotic plaques on the scalp and face ? Darier's disease.
Most popular diagnosis: Darier’s disease
Case 167 Female aged 26. Blue naevus. Skin lesion right ear. Skin fragment 9 x 5 mm with a central dark lesion 5 x 5 mm. Some, but not all, lesional cells HMB45 positive.
Withdrawn from scoring
Case 168 Female aged 31. Four week history of red plaques on thighs, feels hot ? Chilblains. Works outside washing cars in jeans. Lesions appeared during cold weather & snow in Dec 2010. Immuno : ANA negative.
Most popular diagnosis: Perniosis / cold panniculitis
Case 169 Female aged 79. Psoriasiform rash on trunk and limbs.
Most popular diagnosis: Psoriasis
Case 170 Male aged 70. ? Bowen's disease. Specimen: Excision Immuno : Melan A (-), S100 (-), EMA (+), CK20 (-)
Most popular diagnosis: Paget’s disease
Case 171 Female aged 31. Mole lower back - increased in size over 2-6 months. Skin ellipse 23 x 13 x 5 mm. Surface bears a central variably pigmented lesion measuring 13 mm maximum with an irregular outline. Slightly raised one end
Most popular diagnosis Benign compound naevus +/- with low grade dysplasia
Case 172 Female aged 61. Raised papular plaque, left back ? G. Annulare Macro: 6mm punch biopsy
Most popular diagnosis: Granuloma annulare
Case 173 Female age 43. ?erythema nodosum, front of right leg. O/E raised red nodules over shins. HIV positive. TB not proved on lymph node culture. Previous biopsy showed similar features. T-spot test positive
Most popular diagnosis: Erythema nodosum
Case 174 Male aged 64 years. 8 mm warty lesion lateral aspect of right eyebrow of 10 years duration.
Most popular diagnosis: Syringocystadenoma papilliferum
The End! Thank you!