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Biomedical subjects

S J Jachuck

Publications and source records attributed to S J Jachuck.

32 records · Page 2Linked to original sources

Practolol-induced autoantibodies and their relation to oculo-cutaneous complications.

Tissue auto-antibodies were investigated in fifty-one patients (twenty-five female, twenty-six male) receiving practolol for ischaemic heart disease or dysrhythmias and compared with those found in 204 patients (fifty-eight female, 146 male) with ischaemic heart disease who did not receive practolol. Antinuclear factor (ANF) was found in 24% female and 16% male patients receiving practolol, but only in 5% of female and 4% of male patients who were not taking practolol. Thyroid cytoplasmic antibody (TCA) was detected in 16% female and 20% of male patients receiving practolol, compared to 10% of females and 6% of males in the control group. The incidence of ANF and TCA was significantly higher (P less than 0-05) in patients receiving practolol compared to the control group. The occurrence of gastric parietal cell antibody (PCA) and smooth muscle antibody (SMA) was not associated with practolol therapy (odds ratio of 2-4 and 1-9 respectively). The incidence of skin and eye complications was found to be 10% and the female to male ratio of this complication was 4 : 1. The correlation between autoantibody production and oculo-cutaneous complications could not be established in such a small group but three of the patients with the complications were found to have PCA, although PCA was found not to be associated with practolol therapy. Four of the five patients with the complications did not have circulating ANF.

Adult↗

Electrocardiographic abnormalities associated with raised intracranial pressure.

Serial electrocardiographic (E.C.G.) recordings were taken in seven patients suffering from intracranial conditions, for which their intracranial pressure was directly and continuously monitored with a Konigsberg extradural transducer. The E.C.G. changes observed in patients with raised intracranial pressure were prominent U waves, ST-T segment changes, notched T waves, and shortening and prolongation of Q-T intervals. Two patients with normal intracranial pressure showed no E.C.G. abnormalities but also establish a relationship between E.C.G. abnormalities and changing intracranial pressure.

Adult↗

Abdominal bruit after renal transplantation.

Forty-seven recipients of renal allografts have been studied at varying intervals of up to five years after transplantation. Renal artery bruit occurred in eight of 16 patients observed over the first two post-transplant months and disappeared spontaneously in four of these. The disappearance of the bruit was associated with poor renal function. Renal bruits were audible in 10 patients examined more than two months after transplantation; nine of these were hypertensive and of six in whom arteriography was performed five were shown to have stenosis of the allograft artery. By contrast only eight of 37 patients without abdominal bruit were hypertensive, and arteriography in 10 normotensive patients without bruit showed no stenosis. It is concluded that while a renal artery bruit during the first two months after transplantation may be a marker of good renal blood flow at the time, its presence suggests a poor long-term prognosis since persistence of the murmur indicates that significant stenosis of the allograft artery is likely, while its disappearance is associated with poor renal function.

Abdomen↗