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Biomedical subjects

A Kessoku

Publications and source records attributed to A Kessoku.

7 recordsLinked to original sources

[A case of laryngocele in a newborn infant].

A case of a new-born infant, aged 35 days old, with laryngocele was successfully treated by laryngomicroscopic operation under general anaesthesia. He suffered from congenital inspiratory dyspnea due to cystic swelling of the left arytenoid region. Although therapeutic efforts had been made by repeated punctions for the laryngeal cystic swelling, inspiratory dyspnea did not improve. Total removal of laryngocele by laryngomicro-surgery seems to be appropriate for this lesions.

Cysts↗

[An electron microscopic observation of the glycogen-rich adenocarcinoma of the parotid gland (author's transl)].

A case of glycogen-rich adenocarcinoma of the parotid gland of a 23 years old man was investigated ultrastructually. The cytoplasm of the tumour cells was abundantly filled with glycogen-rich particles. Among these particles well developed cytoplasmic organelles were observed, too. In addition, another tumour all type could be found, i.e. a tumour cell of basal cell origin with tonofibris in the cytoplasm, attached to the glycogen-rich tumour cell type by desmosomes.

Adenocarcinoma↗

[The ultrastructure of a neurinoma derived from the facial nerve (author's transl)].

A rare case of a neurinoma of the left facial nerve was investigated on the electron microscopic level. The tumor developed in a 27 years old man and induced a facial paresis by nerve compression. Ultrastructurally the tumour cells were characterized by markedly notched nuclei and a well developed organized cytoplasm with multiple organelles (lysosomes, Golgi's complex, mitochondria, rough endoplasmic reticulum). Fibroblasts were frequently observed in the interstice. So-called "long spacing collagen" was not detected in the interstice. The arrangement of the tumour cells represents the Antoni A type.

Adult↗

[Electronmicroscopic observation on acinic cell tumors of the parotid gland].

Under the electronmicroscope we observed a case of an acinic cell tumor of the left parotid gland. The patient was a 63-year-old woman who has suffered three times from local recurrences. The cytoplasma of the tumor cells showed the well-organized mitochondria, rouch endoplasmic reticula, Golgi's complexes and other organellas. Especially the cytoplasmas of the tumor cells, which formed acinus-like lumens, contained various-shaped secretory granules in great numbers. In addition, pycnotic-nucleated oncocytes with secretory granules could be observed.

Female↗

[A case of multiple chemodectoma: clinical and electron microscopical studies].

We observed electronmicroscopically and clinically a case of multiple chemodectoma, which has occurred from glomus caroticum sinistra and glomus jugularis sinistra of a 18 year old boy. The diagnosis was especially made by an angiography of the left common carotid artery and by a retrograde venography of the left internal jugular vein. Electronmicroscopically two kinds of tumor cells in this chemodectoma were identified. These cytoplasmas showed cored neurosecretory granules measured 125 to 250 A in diameter markedly increasing in number. Moreover in the island of the tumor cells of the carotid body tumor we happened to observe the nerve ending.

Adolescent↗