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Biomedical subjects

F M King

Publications and source records attributed to F M King.

14 recordsLinked to original sources

Cat scratch disease: a bacterial infection.

Histopathologic examination of lymph nodes from 39 patients with clinical and pathological criteria for cat scratch disease revealed delicate pleomorphic Gram-negative bacilli in 34 of the 39 nodes. They were within the walls of capillaries in or near areas of follicular hyperplasia and within microabscesses. They were best seen with the Warthin-Starry silver impregnation stain. Organisms in lymph node sections exposed to convalescent serum from three patients and to immunoperoxidase stained equally well with all three samples. The organisms did not react with hyperimmune sera to Legionella pneumophila nor to several species of Rickettsia. These bacilli appear to be the causative agents of cat scratch disease.

Cat-Scratch Disease↗

Nonmalignant lymphoid disorders of the chest.

Several nonmalignant lymphoid disorders involve the lung parenchyma or the mediastinal or hilar lymph nodes. The pulmonary parenchymal lesions include lymphocytic interstitial pneumonitis, pseudolymphoma, and lymphomatoid granulomatosis. These disorders are generally not accompanied by lymph node enlargement. Lymph nodes (e.g., in the mediastinum and hilum) are involved in lymphadenitis, giant lymph node hyperplasia, and a new and unclearly defined entity called angioimmunoblastic lymphadenopathy. An awareness of the distinction between these reactive disorders and lymphoma is important because the radiologic appearances may be similar. Histologic diagnosis is essential before treatment is initiated. With the exception of angioimmunoblastic lymphadenopathy and possibly of lymphadenitis, involvement of the pulmonary parenchyma associated with radiologic evidence of lymph node enlargement militates against the presence of any of these nonmalignant disorders.

Adult↗