3/13/2022
GROSS ANATOMY OF
CUBITAL FOSSA &
FOREARM
Cubital fossa
Area in front of elbow joint
Triangular in shape
Base faces superiorly
Base
Imaginary line between
medial and lateral epicondyle Lateral
epicondyle Medial
Lat
epicondyle epicondyle
Med
epicondyle
1
, 3/13/2022
Cubital fossa
Triangular in shape
Apex points inferiorly and
Base superiorly
Boundaries:
Apex
Brachialis
Where medial and lateral borders meet
Lateral Brachioradialis
Brachioradialis
Brachioradialis
Pronator
Medial Pronator teres
teres
Pronator tere
Floor
Brachialis Biceps
Supinator tendon
Cubital fossa
Content
Median cubital vein Content:
(superficially in fossa) LAT TO MED:
Tendon of Biceps brachii muscle M: MUSCLE
A: ARTERY
Brachial artery
N: NERVE
Median nerve
Discussed according to 5
layers:
Venous layer
Aponeurotic layer Brachial a
Biceps
Neurovascular layer tendon
Muscular floor
Median n
Bony floor
2
, 3/13/2022
3 important veins Venous layer
1 - Cephalic vein
2 - Basilic vein
3 - Median cubital vein
Cephalic
vein
Basilic
vein
Median cubital vein
3
GROSS ANATOMY OF
CUBITAL FOSSA &
FOREARM
Cubital fossa
Area in front of elbow joint
Triangular in shape
Base faces superiorly
Base
Imaginary line between
medial and lateral epicondyle Lateral
epicondyle Medial
Lat
epicondyle epicondyle
Med
epicondyle
1
, 3/13/2022
Cubital fossa
Triangular in shape
Apex points inferiorly and
Base superiorly
Boundaries:
Apex
Brachialis
Where medial and lateral borders meet
Lateral Brachioradialis
Brachioradialis
Brachioradialis
Pronator
Medial Pronator teres
teres
Pronator tere
Floor
Brachialis Biceps
Supinator tendon
Cubital fossa
Content
Median cubital vein Content:
(superficially in fossa) LAT TO MED:
Tendon of Biceps brachii muscle M: MUSCLE
A: ARTERY
Brachial artery
N: NERVE
Median nerve
Discussed according to 5
layers:
Venous layer
Aponeurotic layer Brachial a
Biceps
Neurovascular layer tendon
Muscular floor
Median n
Bony floor
2
, 3/13/2022
3 important veins Venous layer
1 - Cephalic vein
2 - Basilic vein
3 - Median cubital vein
Cephalic
vein
Basilic
vein
Median cubital vein
3