CT CHEST ANATOMY

DR SAKHER-ALKHADERICONSULTANT RADIOLOGIST AMC

•HRCT -- Use of thin section CT images

(0.625 to 2 mm slice thickness) often with a

high-spatial-frequency reconstruction

algorithm to detect and characterize

disease affecting the pulmonary

parenchyma and airways.

Ao archSVC

trachea

esophagus

SVCAo arch

SVC Ao arch

RT innominate v

LT innominate v

B.cephalic T

LT SCALT CCA

RT innominate v BCT

LT innom v

LT SCA

SVC

Ao arch SVC

AAorta

Pulmonary T

D.aorta

SVC Pulmonary T

D.Aorta

A.Aorta

SVC

A.Root

Pulm T

DAPL.effusion

Mediasinal LN

RT Atrium

A.Root RT Atrium

LT Atrium

DA

Pulm T Lt V

IVS

LT Atrium

LVRV

RA

LA

RUL LUL

RMLLingula

RLL LLL

TEACHING POINT : THE TRACHEA DEMARCTATES THE UPPER LOBES.

UL

LL

CARINA

Teaching point : at level of the carina posteriorly is the apical segments of the lower lobes and anteriorly the anterior segments of the upper lobes .

Ant SAnt S

Apical SApical S

RUL

LUL

LLL

RUL

RLL

Teaching point : at level of the heart ,the anterior 1/3 of the lung is the middle lobe on the right and lingula on the left and the posterior 2/3 are the lower lobes .

RML LIGULA

RLL

LLL

TRANSVERSE FISSURE

Ant S

Apical S

Post S

Ant S

Apicopsterior S

Ant S

RML LIGULA

Lateral S MS

Post S

Ant S

Lateral S

Posteromedial S LLLRLL

MS

LSSS

ISLINGULARML

MS-RML

SS-LINGULA

AS-LLL AS-RLL

LS-RLL

PS-RLL

MS-RLL

SVC

Pulmonary trunk A.aorta

D.AortaL.Innominate .V

L.SCA

R.Brachiocepalic .A

svcAortic arch

Esophagus

A.AortaPulmonary trunk

D.Aorta

R.Atrium

L.Atrium

Atelectasis right middle lobe

RT UPPER LOBE

Left upper lobe

Left lower lobe

Lingula

Left lower lobe

Left lower lobe

Right upper lobe

Left upper lobe

Left lower lobe

THE END