The IBD-Cancer Link: 3 Key Questions
May 04, 2015

There is a lot of new information about the link between various malignancies and inflammatory bowel disease. Here: answers to 3 key questions.

Spotting Melanomas and Mimics: A Photo Quiz
March 15, 2014

As the incidence of malignant melanoma continues to rise, so does primary care physicians’ need to identify pigmented lesions for early detection. Take a look at these presentations to test your knowledge.

Melanoma Within a Congenital Nevus
January 01, 2008

A 48-year-old Hispanic man had a tender, bleeding growth within a darkly pigmented plaque on the right flank. The pigmented lesion had been present since birth; it was previously asymptomatic. The tumor arose out of the mainly flat patch 6 months earlier and had slowly enlarged. The patient worked indoors, wore sunscreen daily, and generally avoided outdoor activities. He had no family history of skin cancer.

Small-Bowel Metastatic Melanoma
September 01, 2007

An 83-year-old man with a history of hypertension, hyperlipidemia, and diverticulosis was hospitalized because of painless hematochezia of 1 day's duration. Two years earlier, he had undergone surgical excision of a superficial spreading melanoma on his right thigh.

Skin Cancer:
May 01, 2007

ABSTRACT: Prevention of skin cancer requires photoprotection (eg, the use of a sunscreen with both UVB and UVA protection) and regular monitoring of the skin for suspicious lesions. Encourage patients to examine all areas of their skin, including the interdigital and genital regions, for unusual macules, papules, and nodules. Teach patients the "ABCDE" warning signs of melanoma (asymmetry, border irregularity, color variegation, diameter greater than 0.5 cm, evolving lesion). Office skin examinations are recommended for patients with risk factors for skin cancer and for those with obvious sun damage. Correct lighting, preferably daylight, and cross-illumination are crucial. Palpation may be helpful in detecting lesions such as actinic keratoses, which have a gritty, sandpaper-like surface.

Do You Know Your Nevi? Part 3
January 01, 2007

A 32-year-old woman, who recently gave birth, seeks evaluation of 2 lesions onher neck. A linear, medium brown, warty, 4-cm lesion has been present sinceshe was born; there has been no disproportionate growth or change in color.The crusted 0.5-cm nodule at the most cephalad aspect of the linear lesiondeveloped in early pregnancy and has gradually enlarged.

A Panoply of Nevi
January 01, 2007

An area of pigment loss in the skinand surrounding hair is noted on thehead of a 10-year-old boy. Examinationof the vertex of the scalp revealsa nevus encircled by depigmentation.

Man With Pigmented Lesion
January 01, 2007

A 32-year-old man recently noticed a dark lesion behind his right knee. The patientdenies trauma and fever and has no other medical problems. Since he started workingfor the parks and recreation department of the state of Florida 18 months ago, hehas spent an increased amount of time outdoors.

A Photo Quiz to Hone Dermatologic Skills
January 01, 2007

For several weeks, a 68-year-old man has had painful blisterson his hands that crusted as they healed. The patienthas diabetes mellitus, hypertension, and chronic renalfailure, for which he is undergoing hemodialysis. His longtermmedications include a hypoglycemic agent and adiuretic.

A Photo Quiz to Hone Dermatologic Skills
December 31, 2006

For several months, a 26-year-old man has had persistent bumps on his scalpand the back of his neck. Some hair loss has also occurred at the site.