Qap (Anatomical Pathology) 

QAP Peer Review

AP320
Case History: F/55. Right arm nodule
Intended diagnosis: Myofibroma. Contributed by:PKH
Code Diagnosis Comment Score
anonymous Myofibroma (100%) nil  100
anonymous Perineurioma nil  50
anonymous Myofibroma nil  100
anonymous Myofibroma nil  100
anonymous Myofibroma. 100% alpha actin is positive. Remote ddx collagenous fibroma only SMA+/-. S100- can exclude neural tumors such as myxoid neurofibroma  100
anonymous Myofibroma nil  100
anonymous Myofibroma 100% nil  100
anonymous Myofibroma 90% probability Other Benign tumours including nerve sheath tumour 10% probability perform S100 immunostain  100
anonymous 50% cutaneous myofibroma 50% sclerosing peripheral nerve sheath tumour advise immunostains like EMA, S100 protein  80
anonymous Benign cutaneous spindle cell tumor favoring Fibroma of Tendon sheath. Differential diagnosis - Myofibroma. nil  50
anonymous SKIN, right arm nodule, excision - MYOFIBROMA. nil  100
anonymous Myofibroma. nil  100
anonymous Myofibroma. (100%) nil  100
anonymous solitary myofibroma (100%) nil  100
anonymous Skin - Myxoid spindle cell tumor, favors cutaneous myofibroma (100% probability). nil  100
anonymous Cutaneous Leiomyoma nil  50
anonymous myxoid leiomyoma nil  50
anonymous Myofibroma. nil  100