Firm, hyperpigmented subcutaneous nodule in the inguinal fold of an infant

Large hyperpigmented nodule on the leg.

Dr. Wetzel is from the Division of Dermatology, Department of Internal Medicine, University of Louisville School of Medicine, Kentucky. Drs. Tjarks and Knutson are from the Sanford School of Medicine at the University of South Dakota, Sioux Falls. Dr. Tjarks is from the Department of Pathology, and Dr. Knutson is from the Division of Dermatology, Department of Internal Medicine. The authors rep...

The Subcutaneous Nodule of Rheumatism

Rheumatic Subcutaneous Nodule Formation.

A WEALTH of literature has sprung up, particularly in the last few years, dealing with subcutaneous nodule formation in acute rheumatism and rheumatoid arthritis, but there is still much difference of opinion as to whether the two are closely related or whether the tissue changes are non-specific and unrelated aetiologically. As Keil (1938) writes, in a very full and comprehensive analysis of t...

Painful subcutaneous nodule.

The patient was a 57-year-old woman who practiced hiking, and had no history of disease. She presented with a subcutaneous lesion measuring 5 mm in the fifth toe of her left foot that she had detected 12 weeks earlier. The lesion was intensely painful and had undergone no changes. Plain radiography of the foot revealed the presence of a small calcification on the lateral border of the distal ph...

Mucosal calcified nodule of the gingiva in an infant.

The mucosal calcified nodule is a rare oral lesion that has a predilection for the young child. This case report describes an infant with a persistent and tender gingival swelling associated with an unerupted, maxillary central incisor. Besides a differential diagnosis for this entity, the causes of abnormal calcium deposits within the skin of children are discussed.