The American Journal of dermatopathology

ABSTRACT: Cutaneous deciduosis is an extremely rare condition that clinically presents as a nodular lesion in the skin as a scar or neoplasm. Histologically, this may pose a diagnostic challenge simulating malignant epithelioid neoplasms in…

ABSTRACT: Endometriosis is a benign condition of the female genital system, characterized by endometrial tissue external to the uterine cavity. Of all cases with endometriosis, the incidence of umbilical endometriosis is only 0.29%. Umbilic…

Cutaneous endometriosis is an uncommon dermatologic disorder predominantly seen in young women. Most commonly, it presents within a region of a previous surgical scar, often in relation to a gynecologic procedure on the abdomen or in close …

Studies on the genomic aberrations in melanocytic neoplasms have shown a complex genomic landscape. In nevi and melanomas, a MAP-kinase pathway activation was generally found, produced by different chromosomal aberrations, including BRAF, N…

IntroductionTeledermatopathology has the potential to revolutionize the practice of diagnosing skin diseases. This review provides an overview of the advantages, limitations, and future directions of teledermatopathology.MethodsMEDLINE was …

Deep penetrating fibrous histiocytoma (DPFH) is a rare variant of fibrous histiocytoma that can arise in the subcutis and deep soft tissues with different clinical implications from dermatofibromas. Dermatofibromas are mainly cosmetic annoy…

Endosalpingiosis and endometriosis represent ectopic growth of the fallopian tube epithelium and endometrial glands and stroma, respectively. Cutaneous endometriosis is a well-known entity, most often presented on scars after gynecological …

Multilocular mesothelial proliferation (MMP) is a rare lesion that mainly arises from the peritoneal mesothelium. Most often, it occurs in women of reproductive age, with a history of abdominal surgery, endometriosis, or pelvic inflammatory…

Endometriosis is a disease process characterized by ectopic endometrial tissue. Involvement most commonly occurs in the lower pelvis, outside the uterine cavity, but can occur elsewhere, including the skin. Cutaneous endometriosis is a rare…

Decidualized endometrioma is a pseudoneoplastic lesion that may appear as a solitary nodule in the hypodermis, simulate a malignant epithelioid tumor, and can represent a diagnostic challenge. A 36-year-old woman delivered a full-term baby …

Mistaking a benign neoplasm for a malignant one is usually the result of the benign neoplasm having cytologic atypia or of normal tissue of one organ being present ectopically in another. In some instances the pathologist is simply not fami…