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Biomedical subjects

D Mukherjee

Publications and source records attributed to D Mukherjee.

At least 145 records · Page 8Linked to original sources

Ruptured aneurysm of the profunda femoris artery.

An unusual case of a ruptured aneurysm involving the profunda femoris artery is reported. This problem was managed by resection of the aneurysm and revascularization of the lower extremity with a polytetrafluoroethylene graft to the distal branches of the profunda femoris artery. The limited available literature is reviewed.

Aged↗

Management of the tortuous internal carotid artery.

The tortuous internal carotid artery as the basis of cerebral vascular insufficiency is a controversial entity, as such lesions frequently occur without neurologic symptoms. However, some tortuous vessels are associated with significant carotid atherosclerotic disease requiring a specific surgical approach. This formed the basis of our report. Symptoms of cerebrovascular insufficiency in association with a tortuous internal carotid artery was encountered in 27 of 853 carotid endarterectomies over a 22 year period. Stenosis of hemodynamic significance was noted in nine patients and irregularities or ulceration were noted in the rest. With the standard technique of carotid endarterectomy, removal of plaque from a tortuous vessel leads to loss of the stenting effect provided by the plaque such that angulation occlusion is likely to occur. The optimal reconstruction in our experience is eversion endarterectomy by transection and lower reimplantation of the internal carotid artery on the common carotid artery. Our experience with 17 such procedures in 15 patients has been presented.

Aged↗

The contrary position to the nonresective treatment for abdominal aortic aneurysm.

The operative mortality rate for abdominal aortic aneurysm resection remains high (20% to 66%) for high-risk patients. The high-risk factors are severe cardiac, respiratory, and renal insufficiency and morbid obesity. Those advocating the alternative nonresective treatment of aneurysm thrombosis and axillofemoral bypass grafts have reduced the operative mortality rate to between 0% and 7%. However, in a collective series of 87 patients, there was a mortality rate of 10.3% in the patients with aortic aneurysms treated by the nonresective method and an incidence of reoperation for complications of axillofemoral graft of 31.0%. Many of these patients had subsequent operations and/or radiologic procedures to complete the process of aneurysm thrombosis (23.0%). Because there is an increasing trend toward this method of treatment, we reviewed our experience with the conventional aneurysm resection in a similar group of patients. Of 105 consecutive patients, 19 qualified as high risk. One patient died, resulting in an operative mortality rate of 5.2%. Cerebral, cardiac, and renal morbidity was transient and subsequent operations were not required. Eighteen patients were discharged as well. In the remaining 86 patients, one died, resulting in an operative mortality rate of 1.2%. The mortality rate for the entire series was 1.9%. Indications for the nonresective treatment appear to be increasing by the addition of other risk factors. This trend is of concern. We believe that there are limited indications for the treatment of aortic aneurysms without resection. However, the procedure should not be offered lightly as an alternative form of treatment.

Aged↗

The superficial femoral artery as a conduit: an alternative to prosthetic material.

The occluded superficial femoral artery is almost universally present in atherosclerosis obliterans and requires vascular reconstruction. As an alternative autogenous conduit, when a suitable saphenous vein is not available, the properly prepared superficial femoral artery can obviate the need for prosthetic material. The technique for preparing the artery for use as a graft is discussed. A case of the superficial femoral artery used as an autogenous conduit is presented.

Aged↗

A comparison of methods for measuring cortical bone thickness.

Repeated measures of periosteal and endosteal widths of the left second metacarpal from two samples of radiographs were made independently with either a dial caliper or an electronic digitizer connected to a microcomputer. In addition, periosteal and endosteal bone widths of a common sample of radiographs were measured with dial calipers and the electronic digitizer. Dial calipers and an electronic digitizer are both very reliable, but intraobserver errors produced with the use of the digitizer are significantly less than those produced with the use of dial calipers. However, measurements made with the electronic digitizer are systematically larger than corresponding widths measured with dial calipers, but this difference is very small.

Anthropometry↗

A case of tandem lesions in the extracranial internal carotid artery.

The tortuous internal carotid artery is occasionally encountered during carotid endarterectomy. While much has been written about the hemodynamic problems associated with the tortuous vessel, a second atherosclerotic plaque in the kinked portion of the artery has not been reported previously, to our knowledge. We encountered such a case, with the second lesion recognized at reexploration following neurologic deficit after a standard carotid endarterectomy. The presence of a solitary lesion at the carotid bifurcation should not be assumed.

Carotid Artery Diseases↗