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Biomedical subjects

J S Sodhi

Publications and source records attributed to J S Sodhi.

18 recordsLinked to original sources

Gastrointestinal tract tuberculosis: a study of 102 cases including 55 hemicolectomies.

Tuberculosis continues to be a major health problem in India. Our experience of 102 cases of gastrointestinal tract tuberculosis is presented. Eighty-one of these patients experienced obstructive symptoms, 62 had radiographic evidence of intestinal obstruction, and four had bowel perforation. Lymphadenopathy was present in 16 patients and pulmonary tuberculosis in 28. The commonest sites of bowel involvement were ileo-caecal, ileum and ascending colon. Duodenal lesions were seen in three cases and in another three there was isolated appendicular involvement. Right hemicolectomy was necessary in 55 of the 74 patients who had surgical exploration. Histopathological reports were available in 88 subjects. The various radiographic manifestations of tuberculosis of the bowel are discussed. Radiologically and sometimes even on histopathology, differentiation of ileo-caecal tuberculosis from Crohn's ileo-colitis may prove impossible.

Adolescent

Extrahepatic portal hypertension: a review of 70 cases.

Among 70 children with extrahepatic portal hypertension, more than 350 episodes of bleeding occurred. Of the 32 children who were not operated upon, six (19%) died of bleeding. Twelve children in the nonoperated group are thriving and well, although six of them have rebled 1-2 times. The operated group of 38 children had a total of 43 procedures. Central splenorenal and cavomesenteric anastomosis prevented further bleeding in 10 of 12 cases in which follow-up is available. Operative mortality was 24%, the majority of which were in emergency procedures.

Adolescent

Hydatid cyst causing spinal compression.

This report deals with two cases of spinal cord compression, one secondary to hydatid disease of C4 vertebra and the other due to a posterior mediastinal hydatid with an intraspinal component. After a brief review of the pertinent literature and pathogenesis of the disease, the distinguishing radiological features have been brought out.

Adult

Observations on the value and limitations of infusion pyelography in anuric patients.

Infusion pyelography was performed in 103 anuric patients with no attendant mortality. It was useful in 83 cases in distinguishing obstructive uropathy from renal parenchymal disease. However, in the remaining 20 cases when either renal parenchymal disease co-existed with obstructive uropathy or obstructive uropathy existed alone under certain circumstances, opacification of the collecting system did not occur. The clinicopathological setting of some of the latter group of cases is illustrated by examples.

Anuria

Peripheral arteriographic studies in leprosy.

There is a considerable controversy regarding the frequency and significance of vascular lesions in leprosy. Twenty-six cases of leprosy below the age of 40 years, without any local or systemic arterial disease and normal looking hands were subjected to brachial arteriography. One patient had posterior tibial arteriography also. The diagnosis of leprosy was confirmed by histology or bacteriological staining techniques. Biopsy material was studied from the involved areas and similar material was obtained from nine matched control subjects at autopsy. Skin thermometry and reflex vasodilatation was studied in eight cases. Arteriographic abnormalities such as occlusion, narrowing, tortuosity, dilatation, irregularity and incomplete filling were seen in more than two vessels in the hand in 50%, and in the digits in 75% of the cases. The ulnar artery was more frequently involved than the radial. Superficial and deep palmar arches were equally affected. Marked increase in arcuate vessels was noticed in nearly three-quarters of the patients, and in some, arcuate vessles were serving as collaterals. Histologically all sizes of vessles, including the capillaries, showed changes in nearly half the cases. Reflex vasodilation was lost in three cases of dimorphous leprosy and impaired or absent in three out of five cases of lepromatous leprosy. There was no predilection for any form of leprosy to show arterial changes more than the other. This study clearly demonstrates that the arterial involvement in leprosy is very frequent and must be playing an important role in causing mutilation and deformities of hands and feet.

Adult

Infusion pyelography in anuric patients.

The spectrum for the use of retrograde pyelography in renal failure has been narrowed further by extending the facility of infusion urography to anuric patients. The latter study has helped greatly in sifting apart pre-renal and renal anuria patients from those with obstructive uropathy. In obstructive anuria infusion urography has proved comprehensive in influencing judgment about the exact site and nature of obstruction, in affixing laterality towards the better functioning renal unit and in deciding a suitable definitive operation or planned staged procedures.

Acute Kidney Injury

Thromboangitis obliterans: a clinical study with special emphasis on venous involvement.

Sixty-one cases of thromboangitis obliterans (TAO) were studied during 1969-70. Nearly all were males, smokers, of poor socio-economic status. Average age of presentation was 34.2 years. A majority (64%) presented with claudication pain. About one fifth gave history of migratory thrombophlebitis and venography and histological investigations suggested that sixty per cent had venous involvement. Nearly half the patients had involvement of upper limb vessels. Clinical and arteriographic studies showed femoral-popliteal junction to be the commonest site of block. No evidence of coronary artery disease, cerebral vascular disease, abnormal glucose and lipid metabolism was seen in these patients. Arteriographic findings were unlike atherosclerosis obliterans (ASO). From this study we conclude that thromboangitis obliterans (TAO) is a separate and distinct clinical and pathologic entity and the incidence of venous involvement is very high if venographic investigations are combined with clinical examination.

Adolescent

Peripheral vascular deficit in leprosy.

There is considerable controversy regarding the frequency and significance of vascular lesions in leprosy. Thirty-five patients of leprosy under 40 years of age, without any local and systemic arterial disease, with normal looking hands and feet, were subjected to brachial arteriography. One patient also had posterior tibial arteriography. Diagnosis of leprosy was confirmed by bacteriologic and histopathologic technics. Biopsy material was studied from the area of radiographic abnormality, similar material was obtained from nine matched control subjects at autopsy. Skin thermometry and reflex vasodilatation were studied in eight cases. Various fractions of serum lipids and cholesterol were estimated in all patients and found to be within normal range. Arteriographic abnormalities such as occlusion, narrowing, tortuosity, dilatation, poststenotic dilatation, irregularity and incomplete filling of the lumen by radio-opaque material, were seen in more than two vessels in 50% of the arteriograms in wrist and palm; digital vessels showed abnormality in 75% to 94% of cases. The ulnar artery was more frequently involved (74%) than the radial (50%). Superficial and deep palmar arches were equally affected. Increased vascularity in hypothenar eminence area was seen in three arteriograms. Marked increase in arcuate vessels was noted in 60% of patients. Some arcuate vessels were serving as collaterals. Histologically, all grades of vessels including capilaries showed changes in nearly half of the patients. Reflex vasodilatation was lost in three patients of dimorphous leprosy, and impaired or absent in three of five patients of lepromatous leprosy. There was no predilection for any form of leprosy to show arterial changes more than others. This study clearly demonstrates that the vascular involvement in leprosy is very frequent and must be playing an important role in causing mutilations and deformities of hands and feet.

Adult