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Biomedical subjects

N Halkic

Publications and source records attributed to N Halkic.

51 records · Page 3Linked to original sources

Laparoscopic inguinal hernia repair with extraperitoneal double-mesh technique.

Totally extraperitoneal laparoscopic hernia repair is an efficient but technically demanding procedure. As mechanisms of hernia recurrence may be related to these technical difficulties, we have modified a previously described double-mesh technique in an effort to simplify the procedure. Extraperitoneal laparoscopic hernia repairs were performed in 82 male and 17 female patients having inguinal, femoral, and recurrent bilateral hernias. A standard propylene mesh measuring 15 x 15 cm was cut into two pieces of 4 x 15 cm and 11 x 15 cm. The smaller mesh was placed over both inguinal rings without splitting. The larger mesh was then inserted over the first mesh and stapled to low-risk zones, reinforcing the large-vessel area and the nerve transition zone. The mean procedure duration was 60 minutes for unilateral and 100 minutes for bilateral hernia repair. Patients were discharged from the hospital within 48 hours. The mean postoperative follow-up was 22 months, with no recurrences, neuralgia, or bleeding complications. Over a 2-year period, this technique was found to be satisfactory without recurrences or significant complications. In our hands, this technique was easier to perform: it allows for a less than perfect positioning of the meshes and avoids most of the stapling to crucial zones.

Adult↗

Video-assisted thoracic surgery diagnosis of thoracic spinal tuberculosis.

Tuberculous spondylitis is rare in economically well-developed countries. MRI is the most sensitive radiologic method of diagnosis. CT-guided fine needle aspiration can be an appropriate method for obtaining samples for culture, with positive cultures in 25 to 89% of cases. However, it can take >6 weeks for specimens to grow, and it is essential to have adequate culture and sensitivity studies for the diagnosis and treatment of mycobacterial diseases. We propose a minimally invasive diagnostic approach that ensures that adequate surgical specimens are obtained prior to initiating treatment.

Adult↗

Bronchiectasis.

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Bronchiectasis↗

[Cecum volvulus].

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Abdomen, Acute↗

[Castleman disease: 2 unusual cases].

Castleman's disease is a localized, rare and benign hyperplasia of the lymph nodes, occurring mainly in the mediastinum. Three histologic types--hyalinvascular, plasmacellular and intermediate--have been recognized. We report on two patients with unusual locations of the disease, i.e. the pelvis and the retroperitoneum respectively. These observations show that diagnosis is difficult. They also indicate that, in selected patients, radiotherapy may induce tumor regression and allow the resection of apparently inoperable lesions.

Adult↗

Combined laparoscopic-endoscopic method using an omental plug for therapy of gastroduodenal ulcer perforation.

BACKGROUND: Laparoscopic techniques have been proposed as an alternative to open surgery for therapy of peptic ulcer perforation. They provide better postoperative comfort and absence of parietal complications, but leakage occurs in 5% of cases. We describe a new method combining laparoscopy and endoluminal endoscopy, designed to ensure complete closure of the perforation. METHODS: Six patients with anterior ulcer perforations (4 duodenal, 2 gastric) underwent a concomitant laparoscopy and endoluminal endoscopy with closure of the orifice by an omental plug attracted into the digestive tract. RESULTS: All perforations were sealed. The mean operating time was 72 minutes. The mean hospital stay was 5.5 days. There was no morbidity and no mortality. At the 30-day evaluation all ulcers but one (due to Helicobacter pylori persistence) were healed. CONCLUSIONS: This method is safe and effective. Its advantages compared with open surgery or laparoscopic patching as well as its cost-effectiveness should be studied in prospective randomized trials.

Adult↗

Pulmonary sequestration: a review of 26 cases.

OBJECTIVES: Pulmonary sequestration is a continuum of lung anomalies for which no single embryonic hypothesis is yet available. The aim of this study was to assess the diagnostic tools and treatment for the rare condition, pulmonary sequestration, in an unspecialised centre. METHODS: We performed an analysis of 26 cases of pulmonary sequestration (paediatric and adult) operated at the Centre Hospitalier Universitaire Vaudois between May 1959 and May 1997. A review of the extralobar and intralobar types of sequestrations is discussed. Angiography is compared to other diagnostic tools in this condition, and treatment is discussed. RESULTS: Twenty-six cases of pulmonary sequestrations, a rare congenital pulmonary malformation, were operated on in the defined time period. Seventy-three percent (19) of the cases were intralobar and 27% (seven) extralobar. Extralobar localisation was basal in 71% and situated between the upper and the lower lobe in 29%. In six cases, the diagnosis was made by exploratory thoracotomy. In the other 20 cases, diagnosis was evoked on chest X-ray and confirmed by angiography. Lobectomy (46%) was the most common treatment procedure. Segmental resection was performed in 30% of the cases and bilobectomy in 4%. Post-operative morbidity was low. The most significant complications were pleural empyema, haemothorax and haemopneumoperitoneum in case of extralobar sequestration. There was no evidence of metaplasia or pre-neoplastic changes. CONCLUSIONS: Despite its rarity, some radiological features are sufficiently suggestive of diagnosis of pulmonary sequestration. Investigations are necessary in order to avoid unexpected pathology at the time of operation. Resection of the involved lung leads to excellent results and the long-term outcome is highly favourable.

Adult↗

Gastric stump cancer after stomach resection due to peptic disease.

Stump cancer is the most severe late complication of stomach resection due to peptic disease. Recent clinical studies show an increase in the incidence of gastric carcinoma in patients who underwent stomach resection, in comparison to the general population. Cancers detected within the first four years following resection are considered a consequence of false pathological diagnosis. The etiologic factors which contribute to the development of "late" gastric carcinomas (20-40 years after initial operation) remain unknown. In this retrospective study, we have analysed the incidence of stomach cancer in the whole population of patients operated for peptic disease (stomach resection methods and vagotomy) in our Department over the "1973 to 1993" period. A total of 1343 patients were operated on for malignant diseases of the stomach, and 4531 patients underwent surgery for peptic disease. Gastric stump cancer surgery was performed in 35 (0.8%) patients following resection of the stomach for peptic disease. Their mean age was 63.5 years. An average of 21.4 years elapsed from the initial surgery to the diagnosis and reoperation of the stump cancer. Results of the study point to the importance of a systematic follow-up of patients who underwent stomach surgery due to peptic disease regardless of the surgery applied. Early detection of stomach cancer in previously operated patients is the most important factor contributing to their successful treatment.

Adenocarcinoma↗

Laparoscopic cholecystectomy and perioperative ERCP.

BACKGROUND/AIMS: Study of acceptance of simultaneous laparoscopic cholecystectomy and endoscopic retrograde cholangiopancreatography for treatment of cholelithiasis with choledocholithiasis. METHODOLOGY: There were 25 patients. Ten patients had acute pancreatitis of biliary etiology, accompanied by transitory icterus. In 15 patients, choledocholithiasis was suspected preoperatively both on ultrasonography and i.v. cholangiography. In all patients laparoscopic cholecystectomy with perioperative endoscopic retrograde cholangiopancreatography and sphincterotomy were performed for the treatment of cholelithiasis and choledocholithiasis. RESULTS: Simultaneous laparoscopic cholecystectomy and endoscopic retrograde cholangiopancreatography was successfully done in all patients. The patients were discharged home on the 4th day after the surgery. Concerning early complications, there where 3 early complications, e.g., prolonged hemorrhage after papillotomy in a patient with choledocholithiasis with stenotic papillitis. Conservative therapy (fresh frozen plasma, local hemostats) was used in this patient. In 4 patients with choledocholithiasis, transitory hyperamylasemia was observed, with no clinical symptoms of pancreatitis. The symptoms disappeared with conservative therapy 3 days after the beginning of treatment. CONCLUSIONS: Simultaneous laparoscopic cholecystectomy and endoscopic retrograde cholangiopancreatography for treatment of cholelithiasis and choledocholithiasis is a safe and acceptable treatment.

Ampulla of Vater↗