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S Ichinose

Publications and source records attributed to S Ichinose.

9 recordsLinked to original sources

[A three-dimensional computerized reconstruction of the rectum, anus and surrounding muscles of the rat fetus at the 20th gestation day].

Using fetuses of Wistar/I rats on the 20th gestation day. We designed a three-dimensional computerized reconstruction of the rectum, anus and the surrounding muscles. The tissues were fixed in Bouin's solution sagittally sectioned serially were stained with hematoxylin-eosin. Light microscopic pictures at 40 x magnification were subjected to the analysis using a three-dimensional image processing system, consisting of a drum-scanner, a general purpose computer (Micro VAX II), and a color image processor. The results showed that this system clearly reconstructed the three-dimensional image of the rectum, anus and the surrounding muscles and suggested the presence of the puborectal muscle sling.

Anal Canal

Unusual mechanism in the initiation of the paroxysmal supraventricular tachycardia in a patient with WPW syndrome.

A heretofore unreported unusual mechanism in the initiation of the paroxysmal supraventricular tachycardia (PSVT) in a patient with WPW (Wolff-Parkinson-White) syndrome was observed using His bundle recordings. The patient initially had some degree of AV conduction disturbance at the level of the AV node. A premature atrial impulse initially activated the ventricle exclusively through the accessory pathway and the same impulse re-excited the ventricle via the AV nodal-His axis after finishing the pure pre-excitation with marked prolongation of the AH and the HV intervals. After finishing this double ventricular response it traversed to the atrium to produce the PSVT.

Atrioventricular Node

Brady-Memo.

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Bradycardia

Needle aspiration biopsy of vulvar endometriosis. A case report.

Vulvar involvement by endometriosis is extremely rare. A patient presented with a vulvar tumor and was diagnosed on needle aspiration biopsy and subsequently on histopathology as having endometriosis of the vulva. The treatment offered was conservative, local excision of the tumor. The patient was well and free of complaints when last seen in the Outpatient Department, at six months of follow-up. Needle aspiration biopsy as a diagnostic tool in vulvar tumors and the histogenesis of the endometriosis are discussed.

Adult