Neel Dewan Gupta, Author at Gastroenterology Advisor

Neel Dewan Gupta

All articles by Neel Dewan Gupta

Rectovaginal Fistulas

Preliminary Diagnosis: Rectovaginal Fistulas I. What imaging technique is first-line for this diagnosis? Contrast enema with barium or water-soluble contrast. II. Describe the advantages and disadvantages of this technique for diagnosing rectovaginal fistulas. Advantages Specific examination as entry point with contrast near the diseased segment of bowel. Can easily and quickly identify the location, length,…

Chylothorax

Preliminary Diagnosis: Chylothorax I. What imaging technique is first-line for this diagnosis? Plain radiographs II. Describe the advantages and disadvantages of this technique for diagnosis of chylothorax. Advantages Sensitive for a pleural effusion often found on the left side Quick Inexpensive Minimal exposure to ionizing radiation Disadvantage Cannot assess contents of pleural fluid or quality…

Cholesterol Emboli Syndrome

Preliminary Diagnosis: Cholesterol Emboli Syndrome I. What imaging technique is first-line for this diagnosis? CT with intravenous contrast II. Describe the advantages and disadvantages of this technique for diagnosis of cholesterol emboli syndrome. Advantages Specific to identify calcified and soft plaque using thin slices and reconstructions Relatively inexpensive Quick procedure Can visualize complications including aneurysm,…

Cardiomyopathy

Preliminary Diagnosis: Cardiomyopathy I. What imaging technique is first-line for this diagnosis? 2-D echocardiography II. Describe the advantages and disadvantages of this technique for diagnosis of cardiomyopathy. Advantages Can assess for chamber dilatation, myocardial wall thinning or thickening, abnormal ejection fraction and increased end-diastolic volume, systolic obstruction Diagnostic Disadvantages Imaging may be limited by obese…

Acute Respiratory Distress Syndrome

Preliminary Diagnosis: Acute Respiratory Distress Syndrome I. What imaging technique is first-line for this diagnosis? CT of the chest without contrast II. Describe the advantages and disadvantages of this technique for diagnosising Acute Respiratory Distress Syndrome. Advantages Identifies features associated with ARDS, including intense pulmonary (parenchymal) opacification, ground glass opacities, plueral effusions, lobar atelectasis, lung…

Abdominal fistulas

Preliminary Diagnosis: Abdominal Fistulas I. What imaging technique is first-line for this diagnosis? CT with oral and intravenous contrast II. Describe the advantages and disadvantages of this technique for diagnosis of abdominal fistulas. Advantages Quick examination after allowing oral contrast to migrate through the bowel Specific examination in identifying a particular place of bowel abnormality…

Chronic Venous Insufficiency

Preliminary Diagnosis: Chronic Venous Insufficiency I. What imaging technique is first-line for this diagnosis? Ultrasound with Gray Scale, pulsed Doppler, and Color Doppler imaging. II. Describe the advantages and disadvantages of this technique for diagnosis of chronic venous insufficiency. Advantages Gray-scale Imaging defines vein lumen, valve leaflets, and vein wall; assesses vein compressibility; and evaluates…

Acromioclavicular arthritis

Preliminary Diagnosis: Acromioclavicular arthritis I. What imaging technique is first-line for this diagnosis? AP radiographs of the acromioclavicular joint May need additional axillary films (shows posterior dislocation), Zanka (10- to 15-degree cephalad angulation), and/or stress views (10-15 pounds suspended by straps at the wrists) II. Describe the advantages and disadvantages of this technique for diagnosis…

Chondrocalcinosis

Preliminary Diagnosis: Chondrocalcinosis I. What imaging technique is first-line for this diagnosis? Plain radiographs II. Describe the advantages and disadvantages of this technique for diagnosis of chondrocalcinosis. Advantages May be diagnostic Arthropathy related to long-standing disease can be shown with peculiar patterns of structural joint damage that suggest the diagnosis Quick imaging procedure Requires minimal…

Fractures

Preliminary Diagnosis: Fractures I. What imaging technique is first-line for this diagnosis? Plain radiography. II. Describe the advantages and disadvantages of this technique for diagnosing fractures. Advantages Diagnostic of fractures when radiologically evident step-off disruption of the cortex (cortices) is noted. Quick imaging procedure. Requires minimal patient cooperation. Low cost procedure. Readily available. Disadvantages Difficult…

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