Dermatopathology Cases

Male 72 years.    Firm reddish-brown nodule on left hand. Immunohistochemistry:  CD34, CD31 and HHV8 positive. Answer    

A 52-year-old man presented with an asymptomatic, slowly growing nodule on the glabella.               Answer

 A 65-year-old female presented with ulcerative lesions on the head area.  Initially appearing on the left side of the head, they slowly expanded to the back and right side. The right lesion seemed to be accompanied by bleeding. Immunohistochemistry - VIII-related antigen (+), CD31 (+)and CD34 (+)     Answer    

A 75 year old male. Mass on right arm.  Immunohistochemistry- cytokeratin 20 (+),  CAM5.2 (+) , Neuron-specific enolase (+)     Answer

A 35 years of male with a solitary skin coloured nodule on the dorsum of the nose.     Answer    

A 24 year old male who presented with a 10 year history of an asymptomatic slowly growing skin lesion on his face. Skin examination revealed a solitary rounded 2.5 × 2.5 cm erythematous plaque with central crustation on the left side of his face.     Answer      

 A  45 year old male with painless subcutaneous mass on the left arm.   Answer

  A 45-year old man presented with a gradually enlarging reddish lesion on the root of the nose of 8 months duration.          Answer