ct chest and abdomen for beginners arcot chandrasekhar, m.d. hema chandrasekhar, m.d
TRANSCRIPT
![Page 1: CT Chest and Abdomen for Beginners Arcot Chandrasekhar, M.D. Hema Chandrasekhar, M.D](https://reader035.vdocument.in/reader035/viewer/2022062221/56649f225503460f94c3b2bc/html5/thumbnails/1.jpg)
CT Chest and Abdomen for Beginners
Arcot Chandrasekhar, M.D.
Hema Chandrasekhar, M.D.
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Recommended way to use presentation:
• Use it as a slide show.• Decide on one structure and follow the sequence,
example aorta.• Next attempt to see its relationship to other structures.• Study it multiple times until you are comfortable in
identifying each structure.• When in doubt, follow the structure above and below and
it will become evident.
![Page 3: CT Chest and Abdomen for Beginners Arcot Chandrasekhar, M.D. Hema Chandrasekhar, M.D](https://reader035.vdocument.in/reader035/viewer/2022062221/56649f225503460f94c3b2bc/html5/thumbnails/3.jpg)
Exercises: First go through the entire sequence.
1. Follow axillary vein to superior vena cava entering right atrium.
2. Follow iliac veins to inferior vena cava entering right atrium.
3. Follow splenic vein to portal vein.
4. Follow aorta originating from LV to bifurcation to common iliac arteries.
5. Follow esophagus to rectum.
6. Follow trachea to RUL bronchus.
7. Follow SVC to RA to RV to main pulmonary artery and branches.
Focus on one structure and use the pg up/pg down option to follow it.
![Page 4: CT Chest and Abdomen for Beginners Arcot Chandrasekhar, M.D. Hema Chandrasekhar, M.D](https://reader035.vdocument.in/reader035/viewer/2022062221/56649f225503460f94c3b2bc/html5/thumbnails/4.jpg)
At the level of
Trachea
Contrast in axillary vein
Thyroid cartilage
Contrast is injected in the right antecubital vein.Follow the contrast in the next few slides.
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Clavicle
Humerus
Scapula
Cervical spine
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Pectoralis major
Supraspinatus
AC joint
![Page 7: CT Chest and Abdomen for Beginners Arcot Chandrasekhar, M.D. Hema Chandrasekhar, M.D](https://reader035.vdocument.in/reader035/viewer/2022062221/56649f225503460f94c3b2bc/html5/thumbnails/7.jpg)
Thyroid Gland
Thyroid gland
First rib
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First rib
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Apex of lung
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Medial end of clavicle
Left
Rt common carotid artery
Rt subclavian artery
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Subclavian vein
Right
The subclavian vein joins the internal jugular vein to form the brachiocephalic vein behind the medial end of clavicle.
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Left common carotid arteryLeft subclavian artery
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The brachiocephalic vein is also called the innominate vein.
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Sternum
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Left brachiocephalic vein
Innominate vein
Because contrast was injected on the right side there is no visible contrast in left brachiocephalic vein.
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Brachiocephalic artery
Left
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ABC
A: Brachiocephalic arteryB: Left common carotid arteryC: Left subclavian artery
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See how the left brachiocephalic vein is joining the right brachiocephalic vein to become the superior vena cava.
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Contrast in the right brachiocephalic vein has been diluted by blood from the left brachiocephalic vein as they combine to form the SVC.
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Arch of aortaAortic arch
SVC
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Mediastinal fat
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Scapula
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Ascending aorta
Descending aorta
Main pulmonary artery
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Esophagus
Azygous vein
Contrast in SVC is diluted by blood from the azygous vein.
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Left pulmonary artery
Carina
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Right pulmonary artery
RUL bronchus
Main pulmonary artery
Left pulmonary artery
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Left main bronchus
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LUL divisionIntermediate bronchus
SVC
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Ascending aorta
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Rt atrium
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Rt ventricle
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Lt atrium
Pulmonary vein
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RA
RV
LVLA
A
A: Aortic root
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Aortic valve
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Lt ventricle
Rt ventricle
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Interventricular septum
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Osteophyte
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IVC
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Liver
Heart
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Esophagus
GE junction
Stomach
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Liver
Spleen
Stomach
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Lt lobe
Rt lobe
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Fissure for ligamentum teres
Fissure for ligamentum venosum
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Caudate lobe
Diaphragm
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Caudate lobe
Diaphragm
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Portal vein
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Lt adrenal
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Rt adrenal
Portal vein
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Surgical clips in gallbladder fossa.
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Coeliac trunk
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Pancreas
Splenic vein
The splenic vein lies in the posterior pancreatic grove and joins the superior mesenteric vein to form the portal vein.
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Duodenal bulb
Pancreas
Rt renal artery
IVC
The right renal artery is retrocaval.
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Small cyst in the left kidney.
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Lt renal vein
IVC
Left renal vein emptying into the IVC.
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Transverse colon
Ileum
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KidneyKidney
Right
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Descending colon
Right
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Renal pelvis
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Ascending colon
Right colon with fecal material.
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Abdominal aorta about to bifurcate.
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Psoas
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Rt common iliac artery
Lt common iliac arteryIVC
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L5
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Left
Arrows are pointing to the common iliac veins joining to form the IVC.
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Sacrum
Ilium
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Arrows are pointing to the internal and external iliac veins joining to form the common iliac vein.
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Sacrum
Ilium
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Rectosigmoid
Sacroiliac joint
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Diverticula in recto sigmoid
Rectosigmoid
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Arrows are pointing to air filled diverticulum and the second one is filled with residual barium from an old GI study.
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Gluteus
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Seminal vesicle Rectum
Bladder
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Femoral artery
Femoral vein
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Bladder
ProstateRectum
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Femoral head
Acetabulum
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Feces in the rectum
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Pubic symphysis
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Ischiorectal fossa
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Shaft of penis
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Femur