Transcript National Specialist Dermatopathology EQA Scheme

Circulation E
Welcome!
Case 71
 Clinical:
female aged 65 years - lesion on
extensor aspect of right elbow
 Specimen:
Biopsy of lesion.
 Macro: Multiple scaly lesions
 Diagnosis…..

Porokeratosis
Case 72
 Clinical:
Lesion on dorsum aspect of right
foot
 Immuno-
HHV8 negative
 Specimen:
 Macro:
Excision
Tissue measuring 8x7x7mm
 Diagnosis…..
 Spindle
cell haemangioma
Case 73
 Clinical:
12 month history of growing lesion
left hand. ?SCC. Also keeps tropical fish.
 Specimen: Incisional biopsy lesion dorsum
left hand
 Macro: 25mm diameter ulcerated lesion
 Diagnosis…..
 Fish
tank granuloma
Case 74
 Clinical:
male aged 13 - tender deeply
pigmented mole
 Specimen:
 Macro:
Excision skin right shoulder
Ellipse of skin 19x6x6mm with a
grey brown 5mm nodule
 Most
popular diagnosis…..
 Deep
penetrating naevus
Case 75
 Clinical:
male aged 43- Necrotising
fascitis debrided yesterday, increased
sepsis, clinical deterioration today.
Therefore further debridement from skin
and subcutaneous tissue from right thigh.
 Diagnosis…..
Necrotising fasciitis
Case 76
 Clinical:
male aged 46 - pigmented
naevus changed recently ?junctional
 Specimen:
 Macro:
Skin ellipse excision
12x4x3mm skin ellipse with a
central 3mm pigmented lesion
 Diagnosis…..

Diagnostic categories:
 1 Mildly atypical naevus
 3 Atypical naevus
 4 Benign naevus

Popularity:
1.27
2.64
5.29
2 Moderately atypical naevus 0.48
Case 77
 Clinical:
male aged 72 ?Dermatofibroma
anterior abdominal wall
 Macro: An
ellipse of slightly pigmented
skin with nodule on cut surface
 Diagnosis…..


1 Tubular apocrine adenoma
2 Papillary eccrine adenoma
4.98
3.83
Case 78
 Clinical:
female aged 71, diabetic,
yellow/brown plaques anterior shin for
three years.
 Specimen:
punch
punch biopsy Macro: 4mm
 Diagnosis…..

Necrobiosis lipoidica
7.96
Case 79
 Clinical:
male aged 12 years
 Specimen:
calf
Excision of lesion of the left
 Diagnosis…..
Spitz naevus
Case 80
 Clinical:
male aged 58 - lesion on right ear
present 1 year ?wart ?haemangioma
 Specimen: Curettage lesion on ear
 Macro: a single piece of tissue which
appears to be entirely lesional and in
which the skin surface is difficult to
distinguish 9x7x5mm. Bisected all
embedded.
 Diagnosis…..
Syringocystadenoma papilliferum
 The
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