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Biomedical subjects

W Hartwig

Publications and source records attributed to W Hartwig.

At least 19 recordsLinked to original sources

Electron microscopic and ultracytochemical investigations of thyroid C cells in primary hyperparathyroidism.

The subject of study were C Cells of the human thyroid in course of primary hyperparathyroidism caused by the presence of a single adenoma. C cells were estimated by routine electron microscopic technique and by cytochemical cholinesterase (ChE) reaction according to Iwayama in electron microscopic technique. The presence of single C cells and of a small agglomeration of these cells, parafollicularily localized was found in the thyroid gland. An electron dense reaction product was noticed on membraneous structures of C cells of the thyroid.

Adenoma

Adrenal scintigraphy with 131-I-adosterol.

A new adrenal scanning agent, Adosterol (131I-6beta-iodomethyl-19-norcholest-5(10)-en-3beta-ol) has been evaluated in three female patients with hypercorticism. In one case, characterised by recurrent adrenocortical hyperactivity after bilateral adrenalectomy, a remnant of adrenal tissue was detected. In two other cases, the presence of an adrenal tumour could be excluded. The scan made on the 6th day after the administration of Adosterol was found to be superior in quality to that made on the 13th day.

Adolescent