This presentation details the key clinical indications for CT scans, explaining when and why CT imaging is essential in diagnosing various medical conditions. It serves as a practical guide for healthcare professionals, radiologists, and students to optimize patient care through appropriate imaging choices.

1. INDICATION FOR CT SCAN
BHARAT BHUSHAN DAGUR
ASSISTANT PROFESSOR
MEWAR UNIVERSITY

2.  Head Trauma (to detect skull fractures, brain hemorrhages).
 Stroke (ischemic or hemorrhagic).
 Brain Tumors & Infections (abscess, meningitis, encephalitis).
 Hydrocephalus (excess fluid in the brain).
 Spinal Cord Compression, Fractures, Disc Herniation.
 Brain Aneurysm & Vascular Malformations (CT Angiography).
BRAIN & SPINE INDICATION

3.  Pulmonary Embolism (PE) – Uses CT Pulmonary Angiography (CTPA) to detect
blood clots in the lungs.
 Lung Cancer Diagnosis & Staging.
 Pneumonia & Lung Infections (Tuberculosis, Fungal Infections).
 Interstitial Lung Disease & Pulmonary Fibrosis.
 Aortic Aneurysm & Aortic Dissection (CT Angiography).
 Mediastinal Masses & Lymph Node Enlargement.
CHEST INDICATIONS

4.  Appendicitis (CT Abdomen with Contrast).
 Gallstones, Liver Abscess, Pancreatitis.
 Kidney Stones & Ureteral Obstruction.
 Abdominal Trauma (Organ Injuries, Bleeding).
 Tumors in the Liver, Pancreas, Kidneys, Uterus, or Ovaries.
 Bowel Obstruction & Perforation.
 Hernias, Diverticulitis, Crohn’s Disease, Ulcerative Colitis.
ABDOMINAL & PELVIC INDICATIONS

5.  Coronary Artery Disease (CT Coronary
Angiography - CCTA).
 Aneurysms & Arterial Blockages.
 Congenital Heart Defects (CT Cardiac Imaging).
 Pericardial Effusion & Infections.
CARDIOVASCULAR INDICATIONS

6.  Fractures & Joint Dislocations.
 Bone Tumors & Infections (Osteomyelitis).
 Arthritis & Degenerative Joint Diseases.
 Soft Tissue Injuries & Ligament Tears (CT
Arthrography).
MUSCULOSKELETAL INDICATIONS

7.  Tumor Detection & Staging.
 Metastasis Screening (Spread of Cancer).
 Monitoring Response to Cancer Treatment
(Chemotherapy, Radiotherapy).
ONCOLOGY (CANCER IMAGING)

8.  CT-Guided Biopsy & Drainage Procedures.
 Pre-surgical Planning for Tumor Resection or
Organ Transplant.
 Radiation Therapy Planning for Cancer
Treatment.
INTERVENTIONAL & SURGICAL GUIDANCE