Case of the Week 1 You have 2 minutes to complete to the quiz. Case of the week 19 April 2021 1 / 2 What are the findings seen on the MRI brain images? Reduction in quantity of periventricular white matter Deep and prominent sulci closely abutting the ventricles without interposed white matter. Irregular outline of the lateral ventricles and ventriculomegaly All of the above 2 / 2 What is the diagnosis? Periventricular nodular heterotopia Schizencephaly Periventricular leukomalacia Adrenoleukodystrophy Your score is The average score is 100% LinkedIn Facebook Twitter 0% Restart quiz 3 Case of the week 12 April 2021 1 / 2 In a patient with bloody diarrhea, the CT findings include Colonic wall edema Pneumatosis coli Portal venous gas All of the above 2 / 2 The diagnosis is most likely Ulcerative colitis Ischemic colitis Amebic colitis None of the above Your score is The average score is 67% LinkedIn Facebook Twitter 0% Restart quiz 9 Case of the week 05 April 2021 1 / 2 Based on the findings on the examination the most likely diagnosis is Ruptured abdominal aortic aneurysm Ruptured iliac artery aneurysm Aortic Dissection Penetrating aortic ulcer 2 / 2 The CT sign of impending rupture of an aneurysm is Hyperdense crescent sign Mural thrombus sign Displaced duodenum sign Contrast blush sign Your score is The average score is 56% LinkedIn Facebook Twitter 0% Restart quiz 12 Case of the week 29 March 2021 1 / 3 What is the diagnosis? PCOM aneurysm ACOM aneurysm Basilar tip aneurysm None of the above 2 / 3 What is the most common complication of the above finding? Subdural hematoma Subarachnoid hemorrhage Intraventricular hemorrhage None of the above. 3 / 3 What is the most common symptom of a ruptured aneurysm? Intractable headache Cranial nerve palsies Seizures All of the above Your score is The average score is 55% LinkedIn Facebook Twitter 0% Restart quiz 5 Case of the week 22 March 2021 1 / 2 What is the clinical diagnosis of the lesion with classic features in the pelvis? Endometriotic cyst Hemorrhagic cyst Pedunculated leiomyoma of the uterus Ovarian dermoid cyst 2 / 2 What are the radiological features to suggest malignant transformation? Size greater than 10 cm Presence of enhancing irregular soft tissue components /cauliflower excrescences Recent change in morphology of the lesion All of the above Your score is The average score is 60% LinkedIn Facebook Twitter 0% Restart quiz 3 Case of the week 15 March 2021 1 / 2 In a patient presenting with sudden onset of abdominal pain, the findings above are most suggestive of a Sigmoid volvulus Cecal volvulus Gastric volvulus Intusussception 2 / 2 All of the following are correct except: Cecal volvulus accounts for approximately 50% of all intestinal volvulus Cecal volvulus generally occurs in somewhat younger patients than with a sigmoid volvulus. In the absence of bowel wall ischemia, the treatment can be performed endoscopically If unrecognized and untreated, it can result in bowel perforation and fecal peritonitis. Your score is The average score is 17% LinkedIn Facebook Twitter 0% Restart quiz 6 Case of the week 08 March 2021 1 / 4 What are the findings in the above images? Intramural gas Dilated bowel loops Air fluid levels All of the above 2 / 4 Which is the most concerning etiology of pneumatosis intestinalis? Ischemia and infarction Inflammation Infection None of the above 3 / 4 What is the site of extraluminal air in image 3? Intraperitoneal free air Mesenteric venous gas Portal venous gas None of the above 4 / 4 Where is the location of gas in the bowel wall? Mucosa/serosa Submucosal and subserosal Muscular layer None of the above Your score is The average score is 50% LinkedIn Facebook Twitter 0% Restart quiz 22 Case of the week 01 March 2021 1 / 3 What are the findings seen on the current CT images? Perinephric/retroperitoneal hematoma. Active contrast extravasation in the perinephric region. Left renal cyst. All of the above. 2 / 3 What is the grading of renal injury? I II III IV 3 / 3 How to differentiate acute urinary contrast extravasation from haemorrhagic vascular contrast on CT? Urinary contrast is denser than haemorrhagic contrast. Urinary contrast in left denser than haemorrhagic contrast. Both are isodense. None of the above Your score is The average score is 26% LinkedIn Facebook Twitter 0% Restart quiz 13 Case of the week 22 February 2021 1 / 3 Identify the type of hernia Spigelian hernia Incisional hernia Parastomal hernia Maydl hernia 2 / 3 What is the complication associated with this hernia on the current CT images? Incarceration with bowel obstruction Intestinal perforation Volvulus None of the above 3 / 3 Identify clinical and radiological predictors of parastomal hernia Presence of COPD History of prolonged operation time Size of abdominal wall defect at the ostomy site All of the above Your score is The average score is 51% LinkedIn Facebook Twitter 0% Restart quiz 15 Case of the week 15 February 2021 1 / 3 Identify the finding: Bochdalek hernia Morgagni hernia Hiatus hernia None of the above 2 / 3 What is the cause of prolapse of abdominal contents into the thoracic cavity? Positive intrathoracic pressure Negative intrathoracic pressure Negative intraabdominal pressure Positive intraabdominal pressure 3 / 3 What is the most common type of diaphragmatic hernia Hiatus hernia Morgagni hernia Bochdalek hernia None of the above Your score is The average score is 44% LinkedIn Facebook Twitter 0% Restart quiz 19 Case of the week 08 February 2021 1 / 2 On the axial and coronal noncontrast CT images provided the findings are indicative of Xanthogranulomatous pyelonephritis Emphysematous pyelonephritis Medullary sponge kidney Ureteropelvic junction obstruction 2 / 2 All of the following are true about this entity except It is more common in uncontrolled diabetics It is more common in male patients It is a necrotizing infection of the kidney Associated thrombocytopenia is associated with a poor prognosis Your score is The average score is 34% LinkedIn Facebook Twitter 0% Restart quiz 56 Case of the week 01 February 2021 1 / 2 The image shows Bartholin cyst Perianal abscess Urethral diverticulum Vulvar abscess 2 / 2 All of the following facts are true about this entity except Much more common in females Usually appears in early adolescence Its size does not correlate with symptoms Causes recurrent urinary infections Your score is The average score is 34% LinkedIn Facebook Twitter 0% Restart quiz 35 Case of the week 25 January 2021 1 / 2 The radiograph shows Right AC joint subluxation Sternal fracture Left clavicle fracture Pneumothorax 2 / 2 All the following except ___________ can be better diagnosed on a lateral radiograph Vertebral compression fracture Sternal fracture Retropharyngeal abscess Widening of the carinal angle Your score is The average score is 63% LinkedIn Facebook Twitter 0% Restart quiz 41 Case of the week 18 January 2021 1 / 2 The abscess is in the Sublingual space Submandibular space Tonsillar fossa Retropharyngeal space 2 / 2 When this kind of abscess is caused by dental infection, the term given to this entity is Frederik Angina Johann Angina Ludwig Angina Wolfgang Angina Your score is The average score is 62% LinkedIn Facebook Twitter 0% Restart quiz 75 Case of the week 11 January 2021 1 / 2 In a young female patient with right lower quadrant pain and fever, this most likely represents Acute appendicitis Ovarian torsion Tubo-ovarian abscess Meckels diverticulitis 2 / 2 Potential associations/complications of this condition include all except Peritonitis Infertility Ectopic pregnancy Postmenopausal bleeding Your score is The average score is 58% LinkedIn Facebook Twitter 0% Restart quiz 94 Case of the week 04 January 2021 1 / 2 The sagittal image above shows Rugger jersey spine H-shaped vertebrae Vertebra plana Sclerotic vertebral metastases 2 / 2 The combination of findings in the two images indicates Multiple myeloma Gaucher’s Disease Sickle cell disease Scheuermann Disease Your score is The average score is 63% LinkedIn Facebook Twitter 0% Restart quiz 99 Case of the week 28 December 2020 1 / 3 The triad of signs in the above images represents the CT counterpart of what on plain films is popularly known as Carney’s triad O’Donoghue’s triad Rigler’s triad Trump’s triad 2 / 3 The triad consists of Biliary obstruction, obstructing gallstone, pneumobilia Bowel obstruction, obstructing gallstone, pneumobilia Bowel obstruction, obstructing gallstone, pneumatosis Biliary obstruction, obstructing gallstone, pneumatosis 3 / 3 The diagnosis is Mesenteric ischemia Gallstone ileus Gastric volvulus Lithopedion Your score is The average score is 67% LinkedIn Facebook Twitter 0% Restart quiz 162 Case of the week 21 December 2020 1 / 2 The lesions are in the Parietal lobes, grey matter Frontal lobes, white matter Temporal lobes, grey matter Occipital lobes, white matter 2 / 2 Findings are characteristic of Trauma Posterior reversible Encephalopathy syndrome (PRES) Cysticercosis Pick’s Disease Your score is The average score is 76% LinkedIn Facebook Twitter 0% Restart quiz 129 Case of the week 14 December 2020 1 / 2 The thrombus is in the Left atrium Left ventricle Right atrium Right ventricle 2 / 2 Risk factors for this entity include Mitral valve disease Atrial fibrillation Clotting disorder All of the above Your score is The average score is 66% LinkedIn Facebook Twitter 0% Restart quiz 122 Case of the week 07 December 2020 1 / 2 The image shows a Tentorial subdural hematoma Pituitary adenoma Tonsillar herniation Sphenoid sinusitis 2 / 2 Structures seen on the midline sagittal image on CT include all but Corpus callosum Clivus Jugular foramen Superior sagittal sinus Your score is The average score is 61% LinkedIn Facebook Twitter 0% Restart quiz 63 Case of the week 31 November 2020 1 / 2 With reference to the image provided, select the correct option The study is a cerebral perfusion scan The study is performed to assess for brain death in a potential organ donor The sign demonstrated is the Hot nose sign All of the above 2 / 2 The physiological basis of this examination is Absence of internal carotid artery perfusion with diversion of flow to the external carotid artery circulation Absence of external carotid artery perfusion with diversion of flow to the internal carotid artery circulation Absence of vertebral artery perfusion with diversion of flow to the subclavian artery circulation Absence of vertebral artery perfusion with diversion of flow to the internal carotid artery circulation Your score is The average score is 67% LinkedIn Facebook Twitter 0% Restart quiz 199 Case of the week 23 November 2020 1 / 2 What's the Diagnosis?Radiologic signs of mesenteric ischemia visible on this image include all of the following except Small bowel wall thickening Mesenteric vascular gas Mesenteric hyperemia SMA occlusion 2 / 2 Of the following, the most specific sign of mesenteric ischemia is Fluid levels in the bowel Bowel wall thickening Pneumatosis of the bowel wall Free intraperitoneal air Your score is The average score is 53% LinkedIn Facebook Twitter 0% Restart quiz 168 CASE OF THE WEEK 16 November 2020 1 / 2 What does the image shows? Left ventricular thrombus Left ventricular apical aneurysm Right ventricular dilatation Atrial septal defect Left ventricular thrombus & apical aneurysm 2 / 2 Potential associations include all except Myocardial infarction Cerebrovascular accident Sternal fracture Splenic infarct Your score is The average score is 49% LinkedIn Facebook Twitter 0% Restart quiz 118 Case of the week 09 November 2020 1 / 2 The sign shown is Terry Thomas Sign Linguini sign Bowler Hat sign Pooping duck sign 2 / 2 This sign indicates a Scaphoid fracture Lunate dislocation Triquetral fracture Hamate fracture Your score is The average score is 62% LinkedIn Facebook Twitter 0% Restart quiz 134 Case of the Week 02 November 2020 1 / 2 The diagnosis in this patient with Right lower quadrant pain is Appendicitis Right sided diverticulitis Epiploic appendagitis Right psoas abscess 2 / 2 With reference to this entity It is a self-limiting condition It is an acute surgical emergency Potential complication is perforation Predisposes to bowel obstruction Your score is The average score is 63% LinkedIn Facebook Twitter 0% Restart quiz 140 Case Of the Week 26 October 2020 1 / 2 The image shows Subarachnoid hematoma with transtentorial herniation Intraventricular hemorrhage with subfalcine herniation Subdural hematoma with uncal herniation Parenchymal hemorrhage with tonsillar herniation 2 / 2 Complications of cerebral herniation include all except Infarct Trapped ventricle Duret Hemorrhage Encephalitis Your score is The average score is 77% LinkedIn Facebook Twitter 0% Restart quiz 130 CASE OF THE WEEK 19 October 2020 1 / 3 The findings visible on this radiograph are Pleural edge Diaphragmatic inversion Mediastinal deviation All of the above 2 / 3 The findings lead to a diagnosis of Pleural effusion Lung collapse Tension pneumothorax Pneumomediastinum 3 / 3 An important recommendation to the treating physician would be To reposition the nasogastric catheter To slightly withdraw the endotracheal tube To perform inspiratory-expiratory views To obtain a decubitus radiograph Your score is The average score is 64% LinkedIn Facebook Twitter 0% Restart quiz 129 CASE OF THE WEEK 12 October 2020 1 / 2 The diagnosis is Acute subdural hematoma Tentorial meningioma Transverse sinus thrombosis Cerebral edema 2 / 2 Potential follow up imaging studies include all except Contrast CT MR Venography Diffusion MR Pneumoencephalography Your score is The average score is 71% LinkedIn Facebook Twitter 0% Restart quiz