Differential Diagnosis in Dermatopathology

Common baldness vs. Telogen effluvium

Loss of hair attributable either to the effects of inflammatory cells on follicles or to physiological or mechanical factors in which inflammatory cells play no role. Although the scalp is the site most often affected, any region of the skin that be…

Differential Diagnosis in Dermatopathology

Discussions

Erythematous papules of acne vulgaris and of rosacea have in common localization mostly to the face, suppurative infundibulitis, and a mixed infiltrate of inflammatory cells in the dermis, it containing lymphocytes and plasma cells, and sometimes hi…

Differential Diagnosis in Dermatopathology

Acne vulgaris, erythematous papule vs. Rosacea, erythematous papule

Loss of hair attributable either to the effects of inflammatory cells on follicles or to physiological or mechanical factors in which inflammatory cells play no role. Although the scalp is the site most often affected, any region of the skin that be…

Dermatology Practical & Conceptual

Review of Practical Dermatopathology by Ronald P. Rapini

“A Transition” Dear Readers of the Book Reviews, It is now some 10 years since I became the book review editor of Dermatopathology: Practical & Conceptual. When that journal closed and became Dermatology Practical & Conceptual, I staye…

Histologic Diagnosis of Inflammatory Skin Diseases

Degos’ disease (malignant atrophic papulosis)

Degos’ disease (malignant atrophic papulosis) Synonyms Degos’ syndrome Malignant atrophic papulosis Papulosis atrophicans maligna Koehlmeier-Degos syndrome Thromboangiitis cutaneointestinalis disseminata Fatal cutaneointestinal syndrome…

Dermatology Practical & Conceptual

A rare case of syphilis associated with renal and hepatic involvement

…oring continued every three months in the first year and every six months in the second year. After two years TPHA ++ was still positive but VDRL and RPR remained negative. Discussion This rare case is interesting from the nephrologic point of view d…