Abdominal fascial planes..

Dr/Ahmed Bahnassy

Consultant Radiologist

RMH

High ways for pathology

InfectionFluidNeoplasm

Importance

Level I

•Upper abdominal spaces

Embryology

Peritoneal folds related to the Spleen& Kidney:-

• Gastrosplenic ligament.

• Splenorenal (lienorenal) ligament:

connects the spleen to the posterior abdominal wall over the left kidney.

Lesser Sac

Is it important ?!

• Lesser sac fluid = neighboring pathology

Perihepatic spaces

Glisson capsule and sheath

Cholecystitis

Cullen sign

Tumour spread

Level II

•Retroperitoneum

axial

Retroperitoneum.Sagittal

Relation to midline

Inferior extensions

Ilio-psoas spaces

• The iliopsoas compartment consists of the psoas major, psoas minor, and iliacus muscles.

• The psoas major muscle arises from the transverse processes of the 12th thoracic and lumbar vertebrae

• merges with the iliacus muscle at the level of the L5 through S2 vertebrae to form the iliopsoas muscle.

Level III

•Pelvis & down .

Pelvic spaces-sagittal

Pelvic spaces coronal

Perineal spaces

Perineal spaces-relation to thigh

•Now let’s apply

Grey Turner sign

http://radiographics.rsnajnls.org/cgi/content/full/20/suppl_1/S53/F1

• Follow pathology routes