Publications by authors named "Houssam Abtar"

Introduction: Intestinal Intussusception is defined as invagination of the intussusceptum into the intussuscepien, and is responsible of 1% of all bowel obstructions. It is rare in adults and common in children. It is mostly due to organic causes in adults that form lead points.

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Introduction: Inflammatory fibroid polyps is a rare entity that mostly occur in the stomach. Gastric type is usually asymptomatic or may show nonspecific symptoms. Diagnosis is mainly postoperative with limited roles of usual diagnostic techniques.

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Introduction: Complete Androgen Insensitivity Syndrome (CAIS) is a rare sexual development disorder with X-linked recessive inheritance. It is prevalent in 1:20400 to 1:99000 of female phenotypes, yet characterized by an XY genotype. Cases of CAIS usually present with primary amenorrhea together with unilateral/bilateral inguinal hernias.

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Introduction: Parathyroid gland has a distinct physiologic and endocrinologic role in the body system. Primary hyperparathyroidism is the most common cause of hypercalcemia with a marked female dominance. It is characterized by hypercalcemia, hypophosphatemia and elevated parathyroid hormone.

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Solitary or multiple lipomas are considered common tumors that can occur anywhere in the body; however, mesenteric lipoma is a rare entity that is well known to present with signs and symptoms of small bowel volvulus. Hereby, we present a case of a 54-year-old male patient with multiple comorbidities who was suffering from chronic abdominal discomfort and gradual increase of his abdominal distention over many years without seeking any medical attention. The patient was seen by a general practitioner after complaining of an inflated abdomen, as he described his condition.

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BACKGROUND Ectopic or heterotopic pancreas is relatively rare pathology described as pancreatic tissue lacking communication with the normal pancreas. Ectopic pancreatic tissue can be found along the gastrointestinal tract, with the most common location the stomach along the greater curvature. This congenital condition could be identified incidentally, or present with symptoms that range from pain and bleeding to obstruction and malignant transformation.

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Ectopic lingual thyroid has been described, however, follicular carcinoma arising within it is an extremely rare entity with only 40 cases reported in the literature. Lingual thyroid carcinoma is undistinguishable from benign enlargement of lingual thyroid, the later should also be differentiated from many oropharyngeal pathologies including but not limited to thyroglossal duct cyst, lipoma, dermoid cyst and salivary gland tumors. Ectopic lingual nature of thyroid tissue can be diagnosed with scintigraphy scan; however, malignant transformation confirms just after pathological examination.

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Introduction: Schwannoma is a benign well circumscribed tumor of the nerve sheath and it is mostly localized in the head and neck. Intramasseteric schwannoma represents a very rare entity and a few cases have been described in the literature.

Presentation Of Case: We present a case of an isolated, asymptomatic and slowly progressive right cheek tumor in a middle aged man.

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Cryptorchidism is a very common anomaly, affecting 2-4% of male infants and is more common in premature infants. The long-term outcome despite orchidopexy still remains problematic and controversial with a risk of developing cancer 5-10 times greater than normal. Paratesticular tumors are mostly benign and very rare in children however malignant paratesticular tumors do arise, the most common being rhabdomyosarcoma.

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Stone formation within the intestinal lumen is called enterolith. This stone can encroach into the lumen causing obstruction and surgical emergency. Jejunal obstruction by an enterolith is a very rare entity and often missed preoperatively.

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Background: Patients with morbid obesity are at a higher risk of developing gallstones after bariatric surgery. Studies on the incidence of symptomatic gallstones necessitating cholecystectomy after laparoscopic sleeve gastrectomy (LSG) are limited in the Middle East.

Objectives: This study aims to assess the incidence of cholecystectomy after LSG during a 1-year follow-up and to evaluate potential risk factors and potential prophylactic measures.

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Background: Recent discussion has suggested that some cases of ductal carcinoma in situ (DCIS) with high risk of invasive disease may require sentinel lymph node biopsy (SLNB).

Methods: Systematic literature review identified 48 studies (9,803 DCIS patients who underwent SLNB). Separate analyses for patients diagnosed preoperatively by core sampling and patients diagnosed postoperatively by specimen pathology were conducted to determine the percentage of patients with axillary nodal involvement.

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Roux-en-y-gastric bypass (RYGB) is the most commonly performed bariatric procedure worldwide which is taking the lead in resolving of comorbid conditions. Short- and long-term complications of RYGB procedure have been recognized, including osteopenia, osteomalacia and more rarely neurological disorders. Oxalate nephropathy is a complication of RYGB that has been described earlier in the literature and may end with renal failure and dialysis if not recognized and treated early.

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Background: Inflammatory pseudotumors can affect any organ, whereas primary omental tumors are very rare. A few cases have been reported in the literature, all affecting adult patients. They are usually difficult to diagnose preoperatively and pathology remains the criterion standard for diagnosis.

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Introduction: Colonic lipomas are rare subepithelial benign tumors affecting mainly middle-aged women. They are usually asymptomatic and, hence, are discovered incidentally on autopsy, surgery, or colonoscopy. There is a wide range of presentations like abdominal pain, bleeding per rectum, intussusception, etc.

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Posterior elbow dislocation with vascular injury is rarely encountered, but it is crucial for every emergency physician to diagnose it. Missing these injuries can result in neurovascular compromise, which in turn can lead to limb ischemia, compartment syndrome and potential limb loss. Having a normal X-ray on presentation makes this injury more difficult to diagnose.

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Burkitt's lymphoma is an uncommon cause of intussusception in adults. Double intussusceptions due to Burkitt's lymphoma are extremely rare. We present a case of a 26-year-old man who presented with symptoms of intestinal obstruction and was diagnosed with double ileoileal intussusception at laparotomy.

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