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Biomedical subjects

P R Loria

Publications and source records attributed to P R Loria.

5 recordsLinked to original sources

Acral lentiginous melanoma.

Acral lentiginous melanoma represents a fourth variant of malignant melanoma in company with lentigo maligna melanoma, superficial spreading melanoma, and nodular melanoma. It is characterized by a lentiginous (radial) growth phase that evolves over months or years to a dermal (vertical) invasive stage. Clinical and pathologic features were reviewed in 35 cases of acral lentiginous melanoma of the palms and soles. This variant of melanoma probably represents the most common expression of melanoma in blacks; two thirds of the patients in our study were black. The average three-year survival rate was 11%.

Adult↗

Minocycline hydrochloride treatment for atypical acid-fast infection.

Atypical acid-fast infections are not infrequent in the Gulf Coastal region. The development of erythematous papules within three or four weeks after aquatic exposure deserves such consideration. Deeper tissues may also become involved. This should signal a caution when considering the use of corticosteroid injections in such a suspicious lesion. Inasmuch as hypertrophic scar formation at a site of trauma must be considered in the differential diagnosis, it is important to secure histopathologic examination prior to treatment. While a surgical approach has been required for the most part, oral administration of minocycline hydrochloride has brought about healing in the patients reported herein. This article deals with only three cases. However, response was complete and without recurrence in each. Such therapy is recommended prior to the use of more drastic procedures.

Adult↗