Acute hepatic encephalopathy following hydrazine - hydrate poisoning.
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Biomedical subjects
Publications and source records attributed to S G Kulkarni.
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A 25 year old man was given a subarachnoid anaesthetic for repair of hydrocele. He developed left-sided hemiplegia and retrobulbar neuritis three hours after the procedure. He recovered 45 days later after steroid therapy. There was some residual neurological deficit. The differential diagnosis is discussed.
BACKGROUND: Few prospective studies are available on the incidence of medication-induced esophageal injury (MIEI). AIMS: To prospectively study the occurrence of MIEI with indomethacin and doxycycline and the predictive factors for its development. METHODS: In an operator-blinded study, 51 patients (age 16-65 y) requiring indomethacin (n = 24) or doxycycline (27) underwent symptom evaluation, endoscopy and scintigraphy before and after 7 days of therapy. MIEI was defined as de novo occurrence or worsening of pre-existing esophagitis or development of esophageal ulcer. RESULTS: Pre-therapy endoscopy was normal in 32 patients and revealed esophagitis in 19 (grade I--11, grade II--8). Post-therapy, 16 patients developed esophageal symptoms, which appeared earlier with doxycycline (2.0 [0.8] vs 4.1 [1.7] days, p = 0.016). MIEI developed in 23 patients--de novo esophagitis in 16, worsening of esophagitis in 6; 5 patients developed ulcer. Seven of 12 patients with hiatus hernia developed MIEI. Presence of pre-therapy gastroesophageal reflux disease did not predict MIEI. There was no difference in pre- or post-therapy transit values between patients with and without MIEI; patients who developed ulcers had significantly slower esophageal transit (p < 0.05). There was no difference in esophageal transit or occurrence of MIEI between patients who received indomethacin or doxycycline; however, 5 of 8 patients with hiatus hernia who received doxycycline developed MIEI (p = 0.02; relative risk 3.96 [CI 1.2-12.7]). CONCLUSIONS: 40% of patients receiving doxycycline or indomethacin developed MIEI; 10% developed ulcers. Hiatus hernia increased the risk for MIEI.
OBJECTIVES: The fregency of bacteremia after endoscopic variceal band ligation (EVL) is reported to be lower when compared to that after endoscopic variceal sclerotherapy (EVS). However, there are conflicting reports on the infectious sequelae after EVL. AIM: To compare the frequency on bacteremia and infectious sequelae after EVL and EVS in patients with cirrhosis of liver. METHODS: Bacteremia and infectious sequelae were studied in 32 sessions of EVL in 18 cirrhotic patients (Child-Pugh class A-6, B-5, C-7), 30 sessions of EVS in 22 cirrhotic patients (Child-Pugh class A-2, B-5, C-15) and 14 diagnostic upper gastrointestinal endoscopies. Blood cultures were collected before, during and 30 minutes after the procedure. Patients were observed for infectious sequelae during subsequent hospitalization. RESULTS: Before the procedure, bacteremia was present in 7/62 (11%) sessions. Significant bacteremia during and 30 min post-procedure developed in 8/32 (25%) and 12/30 (40%) of EVL and EVS sessions, respectively (p = ns), and in 1/14 (7%) upper gastrointestinal endoscopy sessions. There was more frequent bacteremia with severe liver disease (Child-Pugh class A-0/6, B-1/5. C-7/21; p = 0.09) in the EVL but not in the EVS group (Child-Pugh class A-1/3, B-2/5, C-9/22; p = ns). The incidence was higher with emergency sclerotherapy compared to elective sclerotherapy (6/8 [75%] vs 6/22 [27%]; p <0.01). One patient in the EVS group developed spontaneous bacterial peritonitis. CONCLUSIONS: Bacteremia occurs frequently following EVL and EVS in patients with advanced liver diseases. In the EVS group it is more common after emergency sclerotherapy. This bacteremia is rarely associated with significant infectious sequelae.
BACKGROUND AND AIMS: Recent studies have reported high prevalence rates of short segments of specialized columnar epithelium (SCE) in the distal esophagus. The association of SCE with gastroesophageal reflux disease is not well established. We studied the prevalence and associations of short segments of SCE in the distal esophagus amongst Indians. METHODS: 271 patients (mean age 36 [14] y; 160 men) undergoing diagnostic upper gastrointestinal endoscopy were interviewed regarding symptoms of gastroesophageal reflux, and history of medications, smoking or chewing tobacco and alcohol ingestion. At endoscopy, presence and grade of esophagitis and hiatus hernia were recorded. One biopsy each was taken from the squamocolumnar junction and 2 cm proximal to it. Biopsies were stained with hematoxylin/eosin and alcian blue/periodic acid-Schiff. The pathologist was blinded to the clinical and endoscopic data. RESULTS: Short segments of SCE in the distal esophagus were present in 16/271 (6%; CI 5.03-6.97) patients. Increasing age (p<0.01), and endoscopic (p<0.01) and histologic (p<0.001) esophagitis were associated with its presence, whereas symptoms of gastroesophageal reflux, smoking, tobacco chewing, use of alcohol or non-steroidal anti-inflammatory drugs, and hiatus hernia were not. One patient with SCE had dysplasia. CONCLUSION: Prevalence of short segments of SCE in the distal esophagus amongst Indians is low and is usually associated with inflammation in the esophagus.
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