Dr. Sumit Kr. GhoshAsst. ProfessorDepartment of MedicineMedical College & Hospital, Kolkata
COMPUTED TOMOGRAPHYGodfrey Hounsfield
Hounsfield unit / number-1000BlackAir+ 1000WhiteBone0Water
HYPODENSE ISODENSE HYPERDENSEBlack White1. Air(air sinuses)Brain parenchyma 1. Bone2. CSF (ventricles/sulci/cisterns)2. Ca...
 Conventional : thik slice : 7-10 mm HRCT : thinner slice : 1-2 mm
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata
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CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata

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CT Scan
Proff.Sumit Kr Ghosh
Dept of Internal Medicine
Medical College
88 College Street Kolkata

Published in: Health & Medicine, Education
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CT Scan Proff.Sumit Kr Ghosh Dept of Internal Medicine Medical College 88 College Street Kolkata

  1. 1. Dr. Sumit Kr. GhoshAsst. ProfessorDepartment of MedicineMedical College & Hospital, Kolkata
  2. 2. COMPUTED TOMOGRAPHYGodfrey Hounsfield
  3. 3. Hounsfield unit / number-1000BlackAir+ 1000WhiteBone0Water
  4. 4. HYPODENSE ISODENSE HYPERDENSEBlack White1. Air(air sinuses)Brain parenchyma 1. Bone2. CSF (ventricles/sulci/cisterns)2. Calcification( Choroid plexus,pineal gland,basal ganglia,granuloma , tumour)3. Fat (retro-orbital) 3. Heomarrhage4. Infarct 4. Blood vessels5. Edema 5. Ring –enhancinglesionHypo/hyper -intensityHypo/hyper-echoic
  5. 5.  Conventional : thik slice : 7-10 mm HRCT : thinner slice : 1-2 mm

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