ct brain procedure

 CT Brain indication,Technique and Procedure

• Chronic headache with vomiting
• RTA (Road traffic accident) or Trauma to head.
• Sudden fall.
• Epilepsy. 
• Weakness right / left upper and lower lomb.
• Heaviness right / left upper and lower lomb.
• Irrevalent talk. 
• Deviation of face to right / Left.
• Seizure disorder.
• Numbness.
• Prior stroke . Recurrent stroke.
• Cancer history.
• Abnormal behaviour. 

Technique 

• Patient preparation : Remove metallic objects including earrings, necklaces. 
• Patient position : head first and supine with their arms by their body.
• Tube voltage : 120 to 130 kVp.
• Scout : Base of skull to vertex.
• Scan direction : Caudocranial.
• Scan geometry Slice thickness 0.5 mm.
• Respiration phase :  Suspended.

Contrast protocol : 

• Non-contrast performed first.
• Delayed phase post-contrast acquisition.
• Post-contrast 50 cc hand injection.

Multiplanar reconstructions : 

• 1.5 mm axial, sagittal and coronal brain reformats.
• 1.5 mm axial, sagittal and coronal bone reformats.

CT Scan of Brain without contrast