Acute_Abdomen_for_Radiologists and ER physicians

Acute abdomen disgned for rad

1. Acute Abdomen for Radiologists Radiological Imaging and Diagnosis Prepared by ChatGPT

2. Introduction • Definition of Acute Abdomen • Role of Radiology in Diagnosis

3. Imaging Modalities • X-ray: Free air, obstruction signs • Ultrasound: Cholecystitis, appendicitis • CT Scan: Gold standard for many conditions • MRI: Rare but useful cases

4. Acute Appendicitis • CT: Periappendiceal fat stranding, dilated appendix • Ultrasound: Target sign

5. Acute Cholecystitis • Ultrasound: Thickened gallbladder wall, stones • HIDA Scan: Non-visualized gallbladder

6. Bowel Obstruction • X-ray: Dilated loops, air-fluid levels • CT: Transition point, bowel distension

7. Perforated Viscus • X-ray: Free air under diaphragm • CT: Pneumoperitoneum, extraluminal air

8. Mesenteric Ischemia • CTA: Lack of bowel wall enhancement • CT: Pneumatosis intestinalis

9. Diverticulitis • CT: Sigmoid diverticula, pericolonic fat stranding

10. Pancreatitis • CT: Pancreatic edema, necrosis • MRI: Pancreatic duct abnormalities

11. Renal Colic • CT Urogram: Ureteral stones, hydronephrosis

12. Gynecological Causes • US: Ectopic pregnancy, ovarian torsion

13. Conclusion • Imaging approach to acute abdomen • When to escalate to surgery