Michael Wells, Author at Psychiatry Advisor

Michael Wells

All articles by Michael Wells

Connective tissue nevus (collagenoma, elastoma, nevus mucinosis)

Are You Confident of the Diagnosis? Characteristic findings on physical examination –Firm papule, plaque, or nodule (Figure 1); may be plural. –Collagenomas generally present in the postpubertal period. Figure 1. Collagenoma. –Familial cutaneous collagenoma demonstrate many papulonodules on upper back and abdomen (autosomal dominant). –Eruptive collagenoma present as many papulonodules on extremities and lower trunk.…

Angiolipoma

Are You Confident of the Diagnosis? What you should be alert for in the history Lesions are usually noted postpuberty, presenting as painful nodules. Characteristic findings on physical examination Small (<4 cm), slow-growing soft subcutaneous nodules are most commonly distributed on the trunk or extremities; The infiltrating type is much less common and is usually…

Spindle Cell Lipoma

Are You Confident of the Diagnosis? What you should be alert for in the history Lesions are typically seen in adults. Characteristic findings on physical examination Characteristic finding is a low-growing asymptomatic soft subcutaneous solitary nodule, most commonly in the subcutaneous tissue of the posterior neck, shoulder, and back. Expected results of diagnostic studies Histopathology…

Liposarcoma

Are You Confident of the Diagnosis? Size greater than 5cm, tumor depth to deep fascia, relatively fast-growing, concerning clinical features such as firmness or irregularity and attachment to the underlying tissue. Characteristic findings on physical examination A growing large deep tumor on extremities, very rarely in skin. The thigh is the most common site for…

Lipoma

Are You Confident of the Diagnosis? What you should be alert for in the history: Lesions are typically seen in adulthood Characteristic findings on physical examination: Slow growing soft subcutaneous nodule (< 5cm) most commonly on the trunk, shoulder, upper arm, and neck Expected results of diagnostic studies Histopathology displays normal-appearing mature adipose accumulation (Figure…

Hibernoma

Are You Confident of the Diagnosis? What you should be alert for in the history Hibernoma is typically seen in young adults. Characteristic findings on physical examination Characteristic findings include 5- to 10-cm slow-growing, painless nodules in subcutaneous tissue of the scapular/ interscapular regions, mediastinum, and upper thorax. Expected results of diagnostic studies Histopathology demonstrates…

Next post in Dermatology