Qap (Anatomical Pathology) 

QAP Peer Review

AP288
Case History: F/63 Left index finger nodule
Intended diagnosis: Glomus tumour. Contributed by:MW
Code Diagnosis Comment Score
anonymous Glomus tumour (100%) nil  100
anonymous glomangioma nil  100
anonymous Glomus tumour (100%) Perform immunohistochemical stain smooth muscle actin for confirmation of diagnosis.  100
anonymous Glomus tumor nil  100
anonymous Glomus tumor 70%. Skin adnexal tumor eg. chondroid syringoma. 30% Glomus tumor can be confirmed by positivity for actin, vimentin, laminin, type IV collagen and electron microscopy. The ducts in chondroid syringoma can be highlighted by PASD stain.  100
anonymous Glomus tumor nil  100
anonymous Index finger nodule - cutaneous mixed tumour 80%, glomangioma 20% Immunostaining with markers CAM5.2, GFAP, S100 protein, actin for tumour characterization  50
anonymous Glomus Tumour 100% nil  100
anonymous Glomus Tumour 100% nil  100
anonymous Glomus tumor, glomangioma variant. nil  100
anonymous SOFT TISSUE, left index finger nodule - GLOMUS TUMOUR nil  100
anonymous Glomus tumor nil  100
anonymous glomus tumour (100%) nil  100
anonymous Differential diagnoses are GLOMUS TUMOR and SKIN APPENDAGE TUMOR. Perform IHC of smooth muscle actin, keratin, p63, etc to confirm. (100% probability) nil  80
anonymous Chondroid syringoma (40%) Myoepithelioma (30%) Glomus tumor (30%) nil  30
anonymous Glomus tumour (100%) nil  100