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Sinais em Radiologia Torácica

Sigmoid colon perforation at CT colonography secondary to a possible obstructiv...

We report a case of colonic perforation in CT colonography, which was observed in a sigmoid colon segment contained within an inguinal hernia. At surgery, apart from the perforation, a normal large-bowel wall was found. Although rare, perforation may occur in patients with normal bowel wall, possibly resulting from a mechanical strain caused by gaseous overdistention. Radiologists performing the procedure must ...

Thrombosed portal vein aneurysm

A 74-year-old woman, previously healthy, presented with right upper quadrant pain. She had no history of trauma, surgery, biopsy, or known hepatic disease. On physical examination she had mild tenderness in the right upper quadrant, without hepatosplenomegaly or palpable abdominal masses. Laboratory analyses including liver-associated enzymes were within normal limits.

Cystic tumor of the pancreas

We describe a case of a 55-year-old female, with epigastric pain and vomiting for the last two months. Abdominal ultrasound and a CT showed the presence of a cystic mass in the pancreatic body and tail, without secondary lesions. After surgery, the pathologist stated that the lesion was a mucinous cystadenoma

Rectocele

A 45-year-old female patient presented with symptoms of obstructed defecation

Chronic gastric volvulus

A 65-year-old male patient presented to the emergency room with dyspnoea.

Mesenteric panniculitis

A 68 years old male patient presented with recurrent abdominal pain and with a palpable mass

Splenic sarcoidosis

We report a case of a 43 years old female with a diagnosis of chronic idiopathic hepatitis made by liver biopsy, without alterations on initial radiological examinations. Later ultrasound, showed multiple solid splenic nodules, with a echoic central spot, that were hypovascular in CT. New biopsy confirmed sarcoidosis.

Polypoid gastric cancer

A 60-year-old male presented to the emergency room with a postprandial abdominal pain, vomiting, anorexia and weight loss. An epigastric mass could be felt on examination, and the laboratory test values confirmed that he had anaemia.

Interatrial Septum Myxoma

The authors describe a case of a 55 years male, with class II cardiac insufficiency, with a mass in left atrium detected by echocardiography. MR showed a mass with 4cm arising from the interatrial septum, with similar intensity to myocardium on T1, high intensity T2, and intense enhancement after gadolinium.