Ted Rosen, MD

Articles

Post-traumatic Subcutaneous Hematoma

November 09, 2012

This large bruise developed after the patient had an accident in her yard. Post-traumatic subcutaneous hematomas are common in elderly women, especially those who are anticoagulated. Untreated, the hematoma can eventuate into an abscess and even sepsis.

Chondrodermatitis Nodularis Helicis

November 01, 2012

This lesion looks like basal cell or squamous cell carcinoma, but biopsy showed it to be an idiopathic inflammatory disorder of the external ear. Skin cancers of the pinna are rarely painful, as this lesion was.

Malignant Melanoma on a Patient’s Back

October 23, 2012

The only impressive thing about this lesion was a “notch” in its superior pole, and some mild pigment heterogeneity. Prudent caution proved extremely beneficial. The history of a “new” lesion in a patient with almost no visible nevi, along with some very subtle gross features, led to early recognition and elimination of a malignant melanoma.

Dermatophytosis (Tinea) That Resembles Necrobiosis Lipoidica

October 15, 2012

Always check the toenails for fungal infection after diagnosing tinea pedis, corporis, or cruris. The toenails may act as the source of infection and a reservoir, which may lead to reinfection after the cutaneous dermatophytosis is cleared.

Severely Dysplastic Junctional Nevus

September 27, 2012

The eccentric placement of a darker spot within the overall lesion should raise suspicion for melanoma. This lesion’s asymmetry is the most worrisome feature. The need for histologic examination is clear in such cases.