Search Results for: karyolysis

Histologic Diagnosis of Inflammatory Skin Diseases

Subcutaneous Fat: Panniculitis

…zone devoid utterly of spongiosis. In classic pathology, distinctive changes in nuclei, namely, pyknosis, karyorrhexis, and karyolysis, are indicators essential of necrosis. In fat lobules, however, most nuclei are missed as a microtome slices…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…looning of keratocytes confined to the upper half of the epidermis indicates that the lesion was induced by injury external. Karyolysis and pink cytoplasm of some ballooned keratocytes are indications of necrosis. Neutrophils are sprinkled in the…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Chondrodermatitis Nodularis Helicis?

…neath it) are found numerous chondrocytoid fibrocytes, and deep to them may be perichondral sclerosis and signs of necrosis (karyolysis) of cartilage. In summary, chondrodermatitis nodularis helicis is neither a primary disease of cartilage nor even…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…hocytes in the wall of small, medium-sized, and large vessels 7. Extensive necrosis en masse of adipocytes; karyorrhexis and karyolysis striking 7. Necrosis of adipocytes manifested mostly by karyorrhexis; karyolysis present, but subtle 8. Membanous…

Differential Diagnosis in Dermatopathology

Discussions

…ia applicable to other cells. In other cells, necrosis is judged by nuclear changes alone, i.e., pyknosis, karyorrhexis, and karyolysis. In a normal adipocyte, however, the tiny nucleus is pushed by huge quantities of intracytoplasmic lipid to the…