Matthew F. Helm, MD

Enlarging Pigmented Lesion on the Thigh

An 80-year-old man presented with a pigmented lesion on the left lateral thigh near the knee that had been gradually enlarging over several weeks...

Author:: Katherine I. Jicha, MD; Christopher G. Bazewicz, MD; Matthew F. Helm, MD; Melissa Butt, PhD; Kassidy Shumaker, MPH; Galen T. Foulke, MD

Dermatomyositis (DM) is associated with an increased risk for malignancy. Patient perspective needs to be considered in developing cancer...

Author:: Julia L. Accetta, MD; Saachvir Singh; Raminder K. Grover, MD; Matthew F. Helm, MD

A neonate was born with extensive erosions and ulcerations on the trunk and extremities. The eroded areas had a beefy red appearance. A biopsy...

Author:: Nathan M. Albert, BS; Andrew Gaddi, DO; Meghan A. Klawonn, MD; Leesha Helm, MD; Matthew F. Helm, MD

The irregular appearance of genital lentiginosis—multifocal, asymmetric, irregular, and darkly pigmented patches—often raises concern for melanoma...

Margin analysis in simple excisions can provide useful information by proxy about more than the 1% of the margin often quoted in the literature....

Author:: Taylor E. Gladys, BA; Matthew F. Helm, MD; Bryan E. Anderson, MD; Klaus F. Helm, MD

A 71-year-old man presented with an eruption on the face, shoulders, upper back, and arms of 3 weeks’ duration. A biopsy of an arm nodule...

A 50-year-old man presented with a pruritic bullous dermatosis on the lower legs, arms, and back of 1 month’s duration. He had an 8-year history...

Author:: Karl T. Clebak, MD, FAAFP; Leesha Helm, MD, MPH; Matthew F. Helm, MD; Elizabeth V. Seiverling, MD

Erythema, skin thickening, and scales typify most cases, but other patterns exist. Tx choices may differ, depending on how much body surface area...

Author:: Christopher G. Bazewicz, MD; Matthew F. Helm, MD; Jeffrey J. Miller, MD

The location of the patient’s lesions and multiple risk factors suggested that an uncommon disorder was at work.

The timing of the reaction in this case led us to the proper diagnosis.

The discolored patch on our patient’s shoulder was nothing new—but when it grew in size and developed hypertrichosis, it prompted a closer...