lymphohistiocytic

lymphohistiocytic

involving lymphocytes and histiocytes.
References in periodicals archive ?
A second sample, obtained 10 months after disease onset, revealed a light perivascular lymphohistiocytic infiltrate, as seen in erythema annulare centrifugum.
Histologic examination revealed a lymphohistiocytic and heterophilic splenitis with multifocal thrombosis and necrosis, multifocal necrotizing hepatitis, and multifocal exocrine pancreas necrosis.
Sometimes a biopsy is performed and it reveals a dense lichenoid lymphohistiocytic infiltrate with a strong cytoplasmic immunopositivity for beta-defensin-4 in the stratum corneum, granulosum, and spinosum.
The WHO Classification of Tumours of Haematopoietic and Lymphoid Tissue (36) describes several histologic variants, including the common variant, lymphohistiocytic variant, small cell variant, Hodgkin-like variant, and composite variant.
The histopathological examination showed normal stratum corneum, focal areas of atrophy in stratum spinosum, effaced rete ridges, hyperpigmented basal layer, eosinophilic amorphous collagen fibres in dermis, perivascular and periappendageal lymphohistiocytic infiltrate.
9] There is lymphohistiocytic infiltration of virtually all organs with more profound immune deficiency.
Five of the 12 patients whose post-treatment biopsy showed complete clearance of pretreatment granulomas leaving only a lymphohistiocytic inflammatory infiltrate (case no.
Histopathological of the edge of an ulcer on the dorsum demonstrated dense lymphohistiocytic inflammatory infiltrate with plasma and mast cells, in addition to neutrophils and granuloma formation; hyperplastic skin surrounded with areas of pseudoepitheliomatous pattern.
Light microscopic findings of melasma include increased deposits of melanin in the epidermis and dermis, or both when compared with adjacent normal skin and a mild perivascular lymphohistiocytic infiltrate.
However, mild perivascular lymphohistiocytic infiltrate in the dermis has also been reported (1).
Reduced serum ferritin glycosylation is not pathognomonic for AOSD and can occur in other inflammatory diseases, certain infections and carcinomas, hepatic disease, and hemophagocytosis lymphohistiocytic syndromes.
The pathological examination (Fig-4) showed chronic granulomatous inflammation with areas of necrosis, epithelioid granulomas with Langhans giant cells and lymphohistiocytic aggregates suggestive of tuberculosis.