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Sigmoid volvulus barium enema

Sigmoid volvulus with subsequent therapeutic barium enema

Sigmoidoscopy or a barium enema can be attempted as an initial treatment for sigmoid volvulus. However, due to the high risk of recurrence, bowel resection with anastomosis within two days is generally recommended. If the bowel is severely twisted or the blood supply is cut off, emergent surgery is required Pathogenesis of sigmoid volvulus . O. Redundant loop of sigmoid colon with narrow base of attachment of the mesosigmoid . O. Varied degree of torsion: O. 180° (30%) to 540°(10%) O. 50% of patients have 360° twist . O. Counterclockwise and 15-25 cm from anus . www.downstatesurgery.or

Acute sigmoid volvulus (SV) is a well-recognized cause of acute large bowel obstruction. Colonic volvulus occurs when the bowel twists on its mesentery, causing obstruction and ischemic changes. The most common location of volvulus is the sigmoid colon (∼60%), followed by 'cecal' volvulus (20-40%) De-rotation & decompression by barium enema or with rectal tube, colonoscope, or sigmoidoscope if no signs of bowel ischemia or perforation; Cecopexy à suture fixation of bowel to parietal peritoneum may prevent recurrence; Recurrence rate after decompression alone à 50%; Sigmoid Volvulus Sigmoid volvulus is a gastrointestinal condition that frequently leads to large bowel obstruction. It is characterized by a twisted sigmoid colon—the part of the large intestine that is closest. Sigmoid volvulus. A 63‐year‐old man with multiple medical problems was transferred from a nursing home to the emergency room with progressively worsening diffuse abdominal pain of 3 days' duration. His vital signs were significant for heart rate of 94 beats per minute, blood pressure of 126/84 mmHg, respiratory rate of 20 breaths per minute.

An algorithm for the management of sigmoid colon volvulus

Barium enema of sigmoid volvulus revealing termination of contrast in bird's-beak formation at base of volvulus. Cecal volvulus with associated small bowel obstruction. Extent of resection required for sigmoid volvulus is limited to resection of omega loop of sigmoid volvulus and resection of sigmoid mesentery Sigmoid volvulus is an uncommon problem in children and adolescents, and is rarely considered as a diagnosis in this group because it is a classic disease of the elderly. Barium enema often. Sigmoid volvulus is the most common form of colonic volvulus and occurs when a chronically redundant sigmoid colon becomes torsed along a chronically elongated mesentery. Plain radiography can be diagnostic for sigmoid volvulus; however, a number of characteristic findings can be seen on both barium enema and CT Volvulus refers to torsion of a segment of the alimentary tract, which often leads to bowel obstruction. The most common sites of volvulus are the sigmoid colon and cecum [ 1-4 ]. Volvulus of other portions of the alimentary tract, such as the stomach, gallbladder, small bowel, splenic flexure, and transverse colon, are rare

Volvulus. A volvulus is a twisting of the intestine that can occur in childhood. Sigmoid colon cancer - X-ray - illustration The test is used to detect colon cancer. The barium enema may also be used to diagnose and evaluate the extent of inflammatory bowel diseases. Barium enema. illustration. Tests for Barium enema. Symptoms of abdominal pain and distention, particularly in an elderly or disturbed patient, should alert the physician to the diagnosis of sigmoid volvulus. Simple roentgenography of the abdomen and barium enema examination are valuable diagnostic adjuncts. Delay was most prominent in patients who resided in the hospital when volvulus occurred

However, volvulus of the right colon, closed-loop small intestinal obstruction, and sigmoid volvulus complicated by peritonitis may simulate sigmoid volvulus on radiographs. Sigmoidoscopy, rather than barium enema examination, is the procedure of choice if an ileosigmoid knot is suspected Volvulus of a megacolon probably occurs more frequently than is generally appreciated. Weeks (1) reported an example and reviewed some 63 cases which he gathered from the literature. Half of these. Sigmoid volvulus is the most-common form of volvulus of the gastrointestinal tract. and is responsible for 8% of all intestinal obstructions. Should the diagnosis be in doubt, a barium enema may be used to demonstrate a bird's beak at the point where the segment of proximal bowel and distal bowel rotate to form the volvulus Initial treatment for sigmoid volvulus may be with sigmoidoscopy or a barium enema. Due to the high risk of recurrence, a bowel resection within two days is generally recommended. If the bowel is severely twisted or the blood supply is cut off, emergent surgery is required. In a cecal volvulus, part of the bowel is usually removed Sigmoid volvulus is a medical condition, in which the sigmoid colon practically twists on the sigmoid mesocolon. These changes frequently lead to the large bowel obstruction. It is estimated that, out of all large bowel obstructions, approximately 5% are due to the sigmoid volvulus. Fluoroscopy/ barium enema examination. Water-soluble.

Barium enemas either confirmed or were highly suggestive of sigmoid volvulus. Reduction by barium enema was successful in 77% (10 of 13) of the attempts . Treatment for sigmoid volvulus remains controversial in children. If the patient is stable, non-operative reduction of the volvulus with barium enema or sigmoidoscopy may first be attempted The sigmoid colon is the most common site of volvulus of the large bowel. The diagnosis is usually made from the clinical findings and roentgen study of the abdomen; barium-enema examination is not, as a rule, necessary. The characteristic radiologic appearance of this closed-loop variety of colonic obstruction has been well documented (5, 6. This is accomplished by passing a rectal tube (done in this case), by barium enema or by sigmoidoscopy. 3 There is a high rate of recurrence because the anatomical abnormality that led to volvulus (redundant sigmoid colon, narrow mesenteric attachment, and elongated mesentery) persists. 2,3 Hirschsprung disease may be present in 17% of cases.

What is the role of barium enema in the workup of sigmoid

Contrast Enema (Barium): A barium enema may assist with the diagnosis of SV when the noncontrasted study is equivocal. The appearance of a bird's beak (point of twisted bowel) or ace-of-spades sign is due to narrowing of the rectosigmoid at the neck of the volvulus, causing complete or partial obstruction the use of a contrast enema in cases of suspected cecal or sigmoid volvulus and have shown that the point of co-lonic torsion could be identified in ≈17,43,4470% of cases. in general, water-soluble contrast medium is preferable to barium contrast, because the latter could cause a chemical peritonitis in the setting of a perforated colon Management: Although sigmoid volvulus can resolve spontaneously, nonoperative management begins with fluid resuscitation and antibiotics, followed by barium enema detorsion of the sigmoid. Other nonoperative modalities include proctosigmoidoscopy and decompression by rectal tube

Video: Volvulus - StatPearls - NCBI Bookshel

Barium Enema: With a water soluble barium enema, the dilatation in the sigmoid colon can be demonstrated to be due to a twist, as it will show an area of complete obstruction with some twisting in the so called bird beak or bird of prey sign Barium enema. A procedure done to examine the intestine for abnormalities. A fluid called barium (a metallic, chemical, chalky, liquid used to coat the inside of organs so that they will show up on an X-ray) is given into the rectum as an enema. An X-ray of the abdomen may show that the large intestine is not in the normal location Barium enema Wlms. a Shows a redundant sigmoid colon. b, is the same Wlm with the barium having been evacuated. The originally redundant sigmoid colon appears to be non-redundant after. Barium enema is a special x-ray of the large intestine, which includes the colon and rectum. x-ray. Volvulus. A volvulus is a twisting of the intestine that can occur in childhood. It causes a blockage that may cut off blood flow. Sigmoid colon cancer - X-ray - illustratio

Barium enema study of a sigmoid volvulus indicating the bird's beak deformity and complete obstruction to retrograde flow of contrast The major differential diagnoses that must be considered are obstruction due to colonic neoplasm and colonic ileus or Ogilvie's syndrome, both of which can present in a similar way Sigmoid Volvulus - Barium Enema. Sigmoid twists at this point. Dilated colon proximal to the volvulus. Rectum. Cecal and Sigmoid volvulus • To learn more about sigmoid volvulus, go to:.

The process of untwisting the intestines is called reducing the volvulus. In order to accomplish this, a flexible sigmoidoscopy is performed first. A sigmoidoscopy can reduce the sigmoid volvulus when it is advanced through the twisted segment of the colon. This allows it to unravel and the blood supply can be restored to the tissue Sigmoid volvulus. Volvulus refers to torsion of a segment of the alimentary tract, which often leads to bowel obstruction. The most common sites of volvulus are the sigmoid colon and cecum [ 1-4 ]. Volvulus of other portions of the alimentary tract, such as the stomach, gallbladder, small bowel, splenic flexure, and transverse colon, are rare

Volvulus most commonly involves the sigmoid colon, though the cecum also may be involved. Most cases of sigmoid volvulus can be treated conservatively by barium enema or endoscopy to release the. Barium enema of sigmoid volvulus revealing termination of contrast in bird's-beak formation at base of volvulus. Cecal volvulus with associated small bowel obstruction Sigmoid volvulus. - Diagnostic in 75% of cases. - Vertical dense white line: Apposed inner walls of sigmoid colon pointing toward pelvis. - Closed loop obstruction: Segment of bowel obstructed at 2 points. - Gas in proximal small intestine and colon; absence of gas in rectum. - Absent rectal gas in spite of prone or decubitus views Volvulus. A 2-day-old neonate presents with bilious vomiting and irritability. On physical examination, she has abdominal distention and high-pitched bowel sounds. Barium enema radiograph reveals a dilated sigmoid colon with a column of barium resembling a coffee bean. Please rate topic Currently, the treatment for pediatric sigmoid volvulus is still up for debate as it poses risks and complications. In stable patients with sigmoid volvulus, non-surgical reduction, such as enema examination, should be considered the treatment of choice, in order to reduce the high complication rate associated with emergency surgery [1,11,14]

Barium enemas either confirmed or were highly suggestive of sigmoid volvulus. Reduction by barium enema was successful in 77% (10 of 13) of the attempts. Forty-nine patients underwent operative treatment, with sigmoidectomy (with or without primary anastomosis) being the most common Pincer-shaped ending in barium enema--Intussus ception Bird of Prey sign - Sigmoid volvulus Moulage sign (flocculation of barium, with mucosal thickening) -- malabsorption syndrome String sign of Cantor--Crohn's disease Pipe-stem appearance (Loss of Haustrations)-Ulcerative Colitis (Barium Enema The term volvulus comes from the Latin volvere meaning twist. It was first described by Rokitansky in 1836 [1]. Colonic volvulus is the third leading cause of colonic obstruction in the world, following colorectal cancer and complicated sigmoid diverticulitis [2]. Any mobile segment of the colon can be affected by volvulus [3.

A 14-year-old boy presented to the emergency department with abdominal pain. Flat and upright abdominal films and a barium enema revealed the classic findings of sigmoid volvulus. Sigmoidoscopy allowed a soft rubber tube to be passed beyond the obstruction with immediate relief of pain. The patient subsequently underwent a descending sigmoid colectomy. Sigmoid volvulus is a rare entity in. SIGMOID VOLVULUS >>Sigmoid volvulus is a cause of large bowel obstruction and occurs when the sigmoid colon twists on the sigmoid mesocolon. >>Symptoms are that of a large bowel obstruction: constipation, abdominal bloating, nausea and/or vomiting. >>Sigmoid volvulus is differentiated from a caecal volvulus by its ahaustral wall and the lower. Sigmoid volvulus is the most common volvulus of the GI tract and it is an important topic to understand for your exams and for life as a new doctor. How does.. A success rate of 79% has been some congenital factors such as absence or abnor- reported following a barium enema reduction, mal structure of the phrenocolic and splenocolic but recurrence is common and therefore, definite ligaments, absence of cecal fixation, a narrow and treatment of childhood colon volvulus is surgery.12 long mesocolon.

Management of Sigmoid Volvulus Avoiding Sigmoid Resectio

  1. The variable incidence of sigmoid volvulus, which depends on the presence of an elongated sigmoid colon, suggests the possibility of variations in the length of the sigmoid colon. This study was undertaken among the three major population groups to prove this hypothesis. Radiological films of patients of the three population groups (African, Indian and White) undergoing barium enema were reviewed
  2. g a BE? Rectum, sigmoid, ascending colon, transverse colon, and descending colon. A radiograph of an AP barium enema projection reveals poor visualization of the.
  3. Barium enemas either confirmed or were highly suggestive of sigmoid volvulus. Reduction by barium enema was successful in 77% (10 of 13) of the attempts. Forty-nine patients underwent operative treatment, with sigmoidectomy (with or without primary anastomosis) being the most common. The overall mortality rate was 6%, operative mortality was 8.
  4. Volvulus is defined as the twisting of a loop of bowel on its mesentery and is one of the most common causes of intestinal obstruction. The sigmoid colon, and less frequently, the cecum, are the co..
  5. Colonic volvulus affects between three and seven million people per year worldwide. The most common type of volvulus is the sigmoid volvulus, followed by cecal volvulus, transverse colon volvulus and the very rare splenic flexure volvulus
  6. contrast enema is pathognomonic for volvulus, Mellor and Drake described a twisted appearance to be more common [8]. This twist was highly evident in our case in both barium enema studies. Barium enemas either confirmed or were highly suggestive of sigmoid volvulus. Reduction by barium enema was successful in 77% (10 of 13) of the attempts [6]
  7. Several large series agree that barium enema is diagnostic in only 20% to 30% of cases.10 11 Moreover, instillation of barium in a case of undiagnosed acute abdomen carries the risk of barium peritonitis.8 Diagnostic accuracy of plain and contrast radiography in children with sigmoid volvulus is 29% and 61% respectively.12 Computed tomographic.

Plain X-rays of the abdomen were obtained in 27 patients and were diagnostic in 20. A barium enema was given to 4 patients and in all cases was diagnostic. Sigmoid volvulus was diagnosed in 1 patient at autopsy. 20-29 30-39 40-49 M-59 W-W 70-79 80-89 90-W AGE I N Y E A R S Fig. 1 (Right) Single-contrast barium enema demonstrates a tubulovillous adenoma with a large head and a long stalk . A small sessile polyp is also seen. (Left) Air-contrast barium enema shows a large sessile polyp in the cecum, having the typical appearance of a villous adenoma, with cauliflower-like surface irregularity

A lower gastrointestinal study with a barium enema yielded marked tapering and luminal narrowing at the sigmoid colon and poor barium passage proximally, indicating nearly complete obstruction of the sigmoid colon which confirmed sigmoid colon volvulus . He then received laparotomy with mesosigmoidoplasty for detorsion of the sigmoid on the. and tube decompression of sigmoid volvulus allows surgery to be performed electively when these patients become medically more stable and with prepared bowel. Temporary reduction can also be achieved by barium enema. However, this radiological intervention fell out of flavor due to a higher risk of perforation. Bruusgaard first described endo Figure 3 Barium enema showing a fully developed dolichocolon: A sigmoid loop rising over the line between the iliac crests, a transverse colon below the same line and extra loops at the flexures. A long colon may result in an incomplete colonoscopy, as demonstrated in a study in which the colorectal length was 45 cm longer than the length in a. A volvulus may be found in portions of the jejunum or ileum or in the cecum and sigmoid colon. Volvulus is more likely to occur in men than in women and is most common between the ages of 20 and 50 years. The classic sign is called a beak sign, a tapered narrowing at the volvulus site as demonstrated during a barium enema. A volvulus will.

LearningRadiology - Sigmoid Volvulu

BARIUM ENEMA | RAO POSITION Pathology Demonstrated: Obstructions, including ileus, volvulus, and intussuception, often are demonstrated. Double Contrast media barium enema is ideal for demonstrating diverticulitis, polyps, and mucosal changes. Technique Factor use for RAO Position: IR size 35 x 43 or 14 x 17 inches, lenghtwise; Moving or. A barium enema is another term for an xray of the colon. Also called a B.E., it can reveal abnormal pathology in the large intestine (colon). The enema is an injection of liquid into your rectum through a small tube. The liquid is a barium contrast that shows up on imaging. The barium will outline the colon walls and show the gross. With both cecal and sigmoid volvulus, a contrast enema shows the site of obstruction by a typical bird-beak deformity at the site of the twist; the procedure may actually reduce a sigmoid volvulus. If contrast enema is not done, colonoscopy can be used to decompress a sigmoid volvulus but rarely works with a cecal volvulus Imaging (Abdominal X-Ray, Barium Enema or CT Scan) No Malignant Etiology Proximal Distal R. Hemicolectomy Consider Bridging to Surgery (Stent) Resection w/ 1o anastomosis vs. Hartmann's Procedure vs. Diverting Stoma Benign Etiology Volvulus Cecal Sigmoid Cecal Resection vs. Cecopexy vs. Cecostomy Endoscopic Detorsion ± interval sigmoid resectio

Sigmoid volvulus: Causes and treatment of twisted sigmoid

  1. The Barium enema may document communication with the bowel lumen if patients are positioned properly to ensure uniform barium coating. Importance of these findings and their early recognition is even greater in the absence of gastrointestinal complaints in view of the potential complications of perforation, obstruction or a volvulus, which.
  2. Sigmoid volvulus is also more common among older adults who live in nursing homes or psychiatric facilities and spend long periods of time in bed. In children, diseases such as Hirschsprung disease or Chagas disease can cause severe swelling of the colon, called megacolon , which can lead to volvulus
  3. Plain radiographs and barium enema demonstrated organoaxial volvulus of the sigmoid colon. The radiologic, surgical, and pathologic findings are presented. The radiologic differences between organoaxial volvulus and the common mesenteroaxial volvulus of the sigmoid colon are discussed
  4. Sigmoid volvulus (SV) is a rare form of acute intestinal obstruction in which the sigmoid colon wraps around itself. The disease generally presents as a mechanical bowel obstruction with clinical features that are not pathognomonic. Nonoperative therapeutic procedures were used in 712 patients; barium enema in 13 patients, rigid.
Beaking in sigmoid volvulus (Parrot!) - radRounds

Sigmoid Volvulus Journal of Hospital Medicin

  1. -GI consult: For evaluation and possible flexible sigmoidoscopy / colonoscopy for decompression of volvulus. Also, consider low-pressure barium enema for diagnostic-C. diff toxin b/c of diarrhea.-Pain management: Tylenol 650mg q4hrs, prn, for pain
  2. Barium enema is the gold standard and rectal instillation under fluoroscopy is a time-tested method for both diagnosing and reducing childhood intussusception, with the double central wall extending cephalad, the opposite of sigmoid volvulus. Figure 9. Figure 5: Ace of spades appearance in sigmoid volvulus
  3. revealed enormous distention of the sigmoid loop, and this was considered pathog-nomonic of volvulus. In one patient, also with acute symptoms, a roentgenogram made with the aid of a barium enema revealed the typical bird's bill or ace ofspades deformity of theproximal part rectum. In the subacute group, neither barium enemas nor scout.

Sigmoid and Cecal Volvulus Workup: Laboratory Studies

Sigmoid Volvulus: Results from long redundant, faecaly loaded colon with a narrow pedicle 2. Caecal Volvulus 4. Hernia. (photo: barium enema of cecal volvulus, contrast stops at hepatic flexure Barium enema Water soluable contrast enema. Can differentiate between (photo: barium enema of cecal volvulus, contrast stops at hepatic. In testing for volvulus, the following tests may be performed: A stool sample test finds blood in the stool. An upper GI X-ray with small bowel follow-through shows a malrotated bowel or midgut volvulus. A CT scan may show evidence of intestinal obstruction. A barium enema often shows an abnormal position of the bowel, suggesting malrotation Sigmoid volvulus is a common cause of intestinal obstruction in the elderly age group, thought to be due to redundancy of the sigmoid colon loop. Chronic constipation, neuropsychiatric disorders are commonly associated among adults, making the disease common among institutionalized elderly and infirm[1]

A barium enema is diagnostic because it will show the area of obstruction and the beak configuration of the barium column. Mellor et al. recently reported successful use of barium enemas for the initial treatment of colonic volvulus in pediatric patients, followed by surgery if d e e m e d necessary [1] Perawatan awal untuk volvulus sigmoid kadang-kadang terjadi melalui sigmoidoskopi atau dengan barium enema. Karena risiko tinggi kekambuhan, reseksi usus dalam dua hari ke depan umumnya dianjurkan. Jika usus sangat terpelintir atau suplai darah terputus, operasi segera diperlukan appeared to be arising from the top of the sigmoid colon. Spot image from barium enema demonstrates an air collec-tion immediately adjacent to and diverticular disease in the sigmoid and descending colonFigure 4the apex of the sigmoid loop ulum, duplication cyst, sigmoid volvulus, and emphyse-matous cholecystitis [7]. As the ostia are often. Sigmoid volvulus is the main form of volvulus found among the people living in the United States of America and in Western Europe. The sigmoid colon is the point where it forms a junction with the descending colon and the rectum. Detorsion can be performed via barium enema (a type of an X-ray imaging), rigid proctoscopy, flexible. Elective Treatment of Detorsioned Sigmoid Volvulus Aim:Recurrence after a successful nonoperative detorsion or a nondefinitive operation is an important problem in the treatment of sigmoid volvulus (SV). This study was designed to review the outcomes of elective (barium enema in 13 patients, rigid sigmoidoscopy in 351, and flexible.

Examples: volvulus neonatorum, caeca! volvulus and sigmoid volvulus; Secondary volvulus; Rotation of a piece of bowel around an acquired adhesion or stoma; Sigmoid colon is the most common site (anticlockwise) Caecum is the second most common site (clockwise) Barium enema - bird's beak. A sigmoid volvulus occurs when a segment of the colon twists upon its mesentery. This infliction is associated with old age, multiple co-morbidities, and the male sex. We present a rare case of sigmoid volvulus that occurred in a healthy young female. A 28-year-old female presented with a one week history of constipation and abdominal pain. Her symptoms suddenly worsened and became associated. 3. Singh G, Gupta SK, Gupta S. Simultaneous occurrence of sigmoid and cecal volvulus. Dis Colon Rectum. 1985;28(2):115-6. 4. Mellor MF, Drake DG. Colonic volvulus in children: value of barium enema for diagnosis and treatment in 14 children. Am J Roentgenol. 1994;162(5):1157-9. 5. Berg AK, Perdawood SK Sigmoid volvulus is a relatively rare cause of bowel obstruction, accounting for only 2% of intestinal obstructions in the United States between 2002 and 2010. 1 The majority of cases occur in older patients (mean age, 70 years). 1 Risk factors for development include a history of laxative abuse, chronic constipation, and institutionalized. When a volvulus is suspected, water-soluble contrast medium is preferred to barium because of the risk of bowel perforation and leakage of barium into the peritoneal cavity. Children with CIP who present with acute obstructive symptoms are often dehydrated and fluid resuscitation before contrast enema study should be considered

Surgical management of sigmoid volvulus alone includes sigmoid resection with primary anastomosis or a Hartmann's procedure.28 The management for patients with a caecal volvulus is almost always surgical. Non-operative reduction of caecal volvulus (eg, by colonoscopy or contrast enema) is rarely successful (<5 %) and could cause perforation Identify this Barium Enema Finding Apple core apperance; Pulled Up Caecum; Claw Sig; None of the above. Ans(2) Bird of prey sign is seen in the barium enema in. Gastric volvulus; Intussusceptio sigmoid volvulus and HD, and a full-thickness biopsy is required to rule out aganglionosis [10, 143, , 15 ]. ere - fore, we propose a modied algorithm to the one sug-gested by Salas et al. (Fig. 5) to adopt in low income countries where barium enema, colonoscopy and frozen section is not readily available. Original algorithm devel The median age was 7 years and the male to female ratio was 3.5:1. Two distinct presentations (acute and recurrent) were identified. Abdominal symptoms dominated the clinical picture. Barium enemas either confirmed or were highly suggestive of sigmoid volvulus. Reduction by barium enema was successful in 77% (10 of 13) of the attempts

Pediatric Sigmoid Volvulus in Children and Adolescent

bird beak sign: A descriptor for GI tract findings by barium studies which have been fancifully likened to a bird's beak Colon Ace of spades appearance, bird of prey sign A sharply defined voluptuously-curved, cut-off of the enema column in a volvulus of the sigmoid colon; if the barium passes proximally, two kissing 'bird beaks' are seen,. The aetiologies of transverse colon volvulus may be grouped as mechanical, physiological, and congenital [1-4].Mechanical causes include: previous volvulus of the transverse or sigmoid colon, distal colonic obstruction, adhesions, malposition of the colon following previous surgery, mobility of the right colon, inflammatory strictures, and carcinoma [1-4] A barium enema study showed generalized distention of large bowel and a transitional zone at the rectum (Fig. 1). An 18-year-old lady presented with classic signs and symptoms of lower GI obstruction. She had a long history of constipation since her childhood with medical therapy without further investigation. An abdominal plain X-ray showed a.

Volvulus - PubMe

Pincer-shaped ending in barium enema--Intussusception Bird of Prey sign - Sigmoid volvulus Moulage sign (flocculation of barium, with mucosal thickening) -- malabsorption syndrome String sign of Cantor--Crohn's disease Pipe-stem appearance (Loss of Haustrations)- Ulcerative Colitis (Barium Enema Metrics Links Files Go to A Case of Sigmoid Volvulus in a Child; About; View Full-text; For Contributors; Searc

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