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Biomedical subjects

S S Mera

Publications and source records attributed to S S Mera.

3 recordsLinked to original sources

Bleeding marginal ulcers: angiographic evaluation.

The authors reviewed angiograms of patients who had previously undergone gastrojejunostomy and who were suffering from gastrointestinal bleeding. In five patients the site of bleeding was a surgically or endoscopically proved marginal ulcer. Only two of these ulcers were supplied by jejunal branches of the superior mesenteric artery; three of the five were supplied by gastric branches of the celiac artery. Thus, in angiography of patients with bleeding from marginal ulcers, the celiac, as well as the superior mesenteric, artery may need to be investigated.

Aged↗

Medial brachial fascial compartment syndrome: anatomic basis of neuropathy after transaxillary arteriography.

The authors reviewed their experience with 320 transaxillary arteriograms, as well as the English-language literature on neuropathy complicating transaxillary arteriography. Three of their patients had median and ulnar motor and sensory nerve injury, and six others had only sensory involvement. The occurrence or severity of nerve injury did not correlate well with the size or presence of an observable axillary or arm hematoma. Dissection of the axillae and arms of 25 human cadavers revealed a tough medial brachial fascial compartment (MBFC) outside a thin axillary sheath. The median and ulnar nerves were within the MBFC at an arterial puncture site just lateral to the anterior axillary fold. The radial and musculocutaneous nerves exited the MBFC more proximally. The different levels at which the major nerves of the brachial plexus exit the MBFC explain the anatomic distribution of the nerve injuries associated with compression by a hematoma after transaxillary arteriography.

Adult↗