WebReactive type II pneumocyte hyperplasia is a nonspecific reactive proliferation of type II pneumocytes in response to a variety of lung injuries and to repair and restore alveolar … WebCytologically, type II pneumocytes may resemble the cells of acute radiation injury. Alternatively, they may be smaller, with an increased nuclear-cytoplasmic ratio, nuclear …
Pneumocytes definition of Pneumocytes by Medical dictionary
WebOct 5, 2024 · Reactive pneumocytes, MGC, interstitial lymphocytic infiltrates, alveolar hemorrhage and edema (Fig. 1 c) were common, as well as microvascular fibrin thrombi (Fig. 1 d–f). In all patients, cardiac histology showed some degree of myocyte hypertrophy, probably related to comorbidities, including hypertension. WebApr 1, 2024 · Reactive pneumocytes associated with granulomatous inflammation may also present a major pitfall. 9 Although the challenges with reactive pneumocytes are most common in cytologic preparations, where geographic relationship of these cells to an … how to switch hit
Diagnostic dilemmas in pulmonary cytology - Crapanzano - 2001
WebThe pathology demonstrated extensive areas of chronic inflammation with epithelioid histiocytes, reactive pneumocytes, chronic interstitial inflammation, poorly formed non-caseating granulomas, no fibrosis, and negative cytology for malignancy. CD68 highlights admixed histiocytes (Figures (Figures2a, 2a, ,2b). 2b). WebReactive type II pneumocyte hyperplasia is a nonspecific reactive proliferation of type II pneumocytes in response to a variety of lung injuries and to repair and restore alveolar epithelial integrity. Type II pneumocyte hyperplasia, when exuberant, can exhibit overlapping cytomorphology with adenocarcinoma. The underlying lung injuries sometimes can … WebLess frequent features included cytopathic changes of pneumocytes and their desquamation, reactive changes of bronchial epithelium, intraalveolar fibrinous exudate, minor necroses, residual necrotizing bronchitis, focal granulation tissue and incipient fibrosis. In one case we found an extraordinary vascular change of uncertain origin. how to switch host in zoom