Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Figurate Erythemas?

SL, Hurley HJ, eds. Dermatology. 3rd ed. Philadelphia, PA: WB Saunders Co., 1992:577, 579. “Erythema gyratum repens is a rare, clinically specific, and distinctive paraneoplastic syndrome.” Eubanks LE, McBurney E, Reed R. Erythema gy…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Overlap Syndromes?

…these two diseases may overlap.” Romero RW, Nesbitt LT, Reed RJ. Unusual variants of lupus erythematosus or lichen planus. Arch Dermatol 1977;113:741–48. “The overlap syndrome, lichen planus/lupus erythematosus, refers to a heterogenous

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…m nuclei 8. Lymphocytes with cerebriform nuclei common 9. No Reed-Sternberg-like cells 9. Reed-Sternberg-like cells sometimes 10. No plasma cells usually 10. Plasma cells often 11. No neutrophils (except for flea “bites”) 11. Neutro…

Differential Diagnosis in Dermatopathology


…20;melanocytic nevus.” Melanocytic nevi may be acquired, such as those of Clark, Spitz, and Reed, or be congenital, such as those of Miescher and Unna, and a host of others named by ussuperficial,” “superficial and ‘de…

Histologic Diagnosis of Inflammatory Skin Diseases

Destombes-Rosai-Dorfman disease

Destombes-Rosai-Dorfman disease Synonyms Rosai-Dorfman disease Rosai-Dorfman histiocytosis Sinus histiocytosis with massive lymphadenopathy Presentation stereotypical Age and sex Usually in males under 25 years of age Distribution of lesions Localiz…