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Abdomen and Inguinal Region (Abdominal Planes (9 Regions) (Epigastric…
Abdomen and Inguinal Region
Inguinal Canal
Inguinal Hernias
Direct
through conjoint tendon and directly out superficial inguinal ring
Indirect: MORE COMMON
into deep inguinal ring through inguinal canal and out sup ing ring
Male contents
Spermatic Cord
Vas deferns
Testicular A.
Genital br. of GF nerve
Ilioinguinal Nerve
Female contents
Round lig of Uterus
Ilioinguinal Nerve
Gential Br. of GF nerve
Formed by aponeurosis of Ext/Int Oblique & TA
Deep Inguinal Ring
Superficial Inguinal Ring (exit)
Abdominal Wall Regions
Anterior Abdominal Wall: Rectus Abdominis
Rectus Sheath
Epigastric region: External Oblique split, forms ant/post sheath
Umbilical region
Ant: Ext & Int Oblique fascia
Post: Int Oblique and TA fascia
Hypogastric Region:
Ant: All fascia of abd muscles
Post: Fascia Transversalis
Posterior Abdominal Wall
Lumbar vertebra, QL, Psoas Major
Lumbar Plexus: ventral rami L1-L5 spinal nerves
Boundaries of Abdomen
Superior
Diaphragm
Anterior & Lateral
Abdominal muscles
Posterior
lumbar vertebrae
Quadratus Lumborum
Inferior
Iliac crests
sup iliac spine
inguinal ligament
pubic tubercle
pubic crest
pubic symphysis
Abdominal Planes (9 Regions)
Epigastric
Liver, stomach, gallbladder, transverse colon, pancreas
Lt Hypochondriac
stomach, spleen, pancreas, splenic flexure of large intestine
Rt Lumbar
Umbilical
Between Subcostal Plane (L2, L3) & Transtubercular Plane (L5)
Lt Lumbar
Rt Hypochondriac
Rt Iliac
Hypogastric
Lt Iliac