REPORT OF A CASE
A 2-month-old white boy presented with multiple red bumps on his elbows. His mother did not feel that they bothered him in any way. He had been carried to term during a pregnancy without complications. His family history was noncontributory.Physical examination revealed a healthy boy with multiple, small (2-4 mm), firm, erythematous papules on the extensor surfaces of both elbows (Figure 1 and Figure 2). Laboratory values were all within normal limits. No other physical or developmental abnormalities were noted. A biopsy specimen was obtained from the patient's right elbow (Figure 3).What is your diagnosis?Multiple Papules on the Elbows
Congenital osteoma cutis.
Sections of the biopsy specimen showed an accumulation of calcified woven bone in the deep dermis and subcutis.
Osteoma cutis is a rare, benign skin disorder that is characterized by the formation of bone in the
Mast AM, Hansen R. Multiple Papules on the Elbows. Arch Dermatol. 1997;133(6):780. doi:10.1001/archderm.1997.03890420123019