Pink nodule on the forearm:  challenge.
Section of Dermatology, Dipartimento di Scienze della Salute, San Martino Hospital of Genoa, Italy. elisacinotti@gmail.com
Elisa
E
Cinotti
Valentina
V
Fausti
Aurora
A
Parodi
Franco
F
Rongioletti
D000368:Aged; D014408:Biomarkers, Tumor / Q000378:metabolism; D051925:CD79 Antigens / Q000378:metabolism; D005260:Female; D005542:Forearm; D006801:Humans; D009101:Multiple Myeloma / Q000175:diagnosis* / Q000378:metabolism / Q000556:secondary; D010950:Plasma Cells / Q000378:metabolism / Q000473:pathology; D012878:Skin Neoplasms / Q000175:diagnosis* / Q000378:metabolism / Q000556:secondary
D014408:Biomarkers, Tumor; D051925:CD79 Antigens