Anatomy of scrotum

Arterial supply

Anterior aspect

Common iliac artery

External iliac artery

Femoral artery

External pudendal artery

Anterior scrotal artery

Posterior aspect

Common iliac artery

Internal iliac artery

Internal pudendal artery

Perineal branch

Posterior scrotal artery

Inferior aspect

Inferior epigastric artery

Cremastric branch

Innervation

Anterior aspect

Ilio-inguinal nerve L1

Anterior scrotal nerves

Anterolateral aspect

Genitofemoral nerve L1-L2

Genital branch

Anterior scrotal nerve

Inferior aspect

Posterior cutaneous nerve of thigh S2,S3

Posterior aspect

Perineal branch

Pudendal nerve

Perineal branch

Posterior scrotal nerves S2,S3,S4

Lymphatic drainage

Superficial Inguinal LN

Deep inguinal LN

Common iliac

Cisterna chyli