necrotizing fasciitis
DESCRIPTION
Necrotizing fasciitis. Necrotizing fasciitis. Diagnosis?- Necrotizing fasciitis What is the most common predisposing factor? A. Trauma B. Surgery C. Vascular abnormality D . . What is the hallmark finding? A. Edema B. Swelling C. Soft tissue gas D. Cortical Erosion. - PowerPoint PPT PresentationTRANSCRIPT
Necrotizing fasciitis
Necrotizing fasciitis
• Diagnosis?- Necrotizing fasciitis• What is the most common predisposing
factor?– A. Trauma– B. Surgery– C. Vascular abnormality– D.
• What is the hallmark finding?– A. Edema– B. Swelling– C. Soft tissue gas– D. Cortical Erosion
• 45 year old male with a history of uncontrolled diabetes. One day history of left thigh pain aggravated by movement.
DIABETIC MUSCLE INFARCTION
DIABETIC MUSCLE INFARCTION• Diagnosis?• Most commonly affected muscle?– A. Thigh– B. Forearm– C. Arm– D. Hand
• Imaging of choice?– A. X-ray - C. MRI– B. Ultrasound - D. CT scan
Myositis Ossificans
Myositis Ossificans
• Diagnosis? • Most important radiographic manifestation?– A. rim calcification and ossification with a lucent
center– B. Cortical erosion– C. Soft tissue swelling– D. Sunburst reaction
• This usually is seen after how long?– A. 2-3 weeks– B. 2-3 months– C. 5 to 6 months– D. 2-3 days
Compartment syndrome
Compartment syndrome
• Diagnosis?• Contrast enhancement is used for?-– A.distinguishing between perfused and devitalized muscle.– B. determine other possible pathology.– C. distinguished thrombus formation
• Most common site?– A. volar compartment of the forearm – B.anterior and deep posterior compartment of the leg– C. All of the above– D. None of the above.
Benign Gastric ulcer
Benign Gastric ulcer
• Diagnosis• Hallmark of benign ulcer?– A.Mucosa that is intact to the very edge of an
undermining ulcer crater– B. Eccentric location within the lumen of the stomach– C. Width greater than depth– D. Nodular , rolled, irregular, or shouldered edges
• A large flat-based ulcer with heaped-up edges that fold inward to trap a lens shaped barium collection that is convex toward the lumen?
Pseudomembranous colitis
Pseudomembranous colitis
• Most probable diagnosis?• Contributing causes except?– A. surgery– B. Antibiotics – C. intestinal ischemia– D. irrdiation
• Characteristic CT finding?– A.– Accordion sign
duodenitis
duodenitis
• Diagnosis• Major Cause?– A. H. Pylori infection– B. Alcohol– C. anti-inflammatory medications
• UGI findings except– A. Thickening of proximal duodenal folds– B. Enlarged Brunner glands– C. Surrounding fat strandings– D. Deformity of the duodenal bulb
Infectious esophagitis
Infectious esophagitis• Diagnosis?• Most common cause of this disease?
– A.Candida albicans– B. Herpes simplex– C. tuberculosis– D. Cytomegalovirus
• Radiographic findings include– A. Stricture formation– B. Abscess formation– C.Tiny nodular, or they may be giant and coalescent with
pseudomembranes– D. Sinus tract formation