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Biomedical subjects

A Mikata

Publications and source records attributed to A Mikata.

At least 127 records · Page 7Linked to original sources

Benign giant cell tumor of femur with bilateral multiple pulmonary metastases.

This paper presents the unusual case of a patient with a histologically benign giant cell tumor of the femur that resulted in bilateral multiple pulmonary metastases having the appearance of benign giant cell tumor. An aggressive surgical approach was used to eradicate the pulmonary metastases; 25 nodules excised from the left lung and 33 nodules from the right lung were proved histologically to be benign giant cell tumors. Three years after bilateral thoracotomies, he remains well, without evidence of recurrent disease, and his lung function is almost normal.

Adult↗

Histopathological study of six cases of Castleman's tumor.

A histopathological analysis of six cases of Castleman's tumor by means of light and electron microscope was performed, with a review of literature. All cases were hyaline-vascular type as described by Keller et al. The morphology of lymphnoid follicles in the lesions varied according to the presence or non-presence of the germinal center which was from large active to amaciated hyalinized. The lymphnoid follicle was essentially similar to that of normal lymph node undergoing some reactive process. Depending on the observation of serial sections, the lesions had lymphatic sinuses around the blood vessels in the tumor parenchyma, some of which were proved to be connected to the abortive marginal sinuses. These findings and some clinical records suggest that the lesion originates from the lymph node and is a result of its reactive hyperplasia.

Adolescent↗

Pleural effusion associated with aortitis syndrome.

A patient with aortitis syndrome had a pleural effusion which subsided but reappeared with an exacerbation of aortitis symptoms while under antituberculosis treatment. The character of the fluid was that of an exudate, and the glucose concentration was normal. Clinical and laboratory features of the case suggest that the effusion was part of the aortitis syndrome per se.

Adult↗