Extensor Pollicis Brevis

Summary Information: Extensor Pollicis Brevis

Extensor Pollicis Brevis: The extensor pollicis brevis is a muscle of the forearm. The extensor pollicis brevis originates on the radius and inserts on the thumb. The extensor pollicis longus extends the thumb. It is innervated by the posterior interosseous nerve. Some people do not have an extensor pollicis brevis.

Conditions that can afflict the extensor pollicis brevis include De Quervain tenosynovitis, tendon rupture, overuse injuries, tears, strains, myopathy, atrophy, infectious myositis, neuromuscular diseases, lacerations and contusions.

Closely Related Organs: Extensor Pollicis Brevis

The following organs are closely related to the organ: Extensor Pollicis Brevis:

• Radius
• Phalanges
• Wrist joint
• Posterior interosseous nerve
• Skeletal muscle
• Bones
• Joints
• Tendons
• Musculoskeletal system

Conditions Afflicting Organs: Extensor Pollicis Brevis

The following conditions are related to the organ: Extensor Pollicis Brevis:

• De Quervain tenosynovitis
• Extensor pollicis longus tendon rupture
• Overuse injuries
• Tears
• Strains
• Myopathy
• Atrophy
• Infectious myositis
• Neuromuscular diseases
• Lacerations
• Contusions

Other Names: Extensor Pollicis Brevis

The following are other names for the organ: Extensor Pollicis Brevis:

• Extensor pollicus brevis

Sub Parts: Extensor Pollicis Brevis

The following list contains sub-parts of the organ: Extensor Pollicis Brevis:

• Muscle tissue
• Muscle fibers

Symptoms Related to Afflictions of: Extensor Pollicis Brevis

These symptoms are related to afflictions of the organ: Extensor Pollicis Brevis:

• Inability to extend thumb
• Pain with thumb movement
• Weakness
• Tingling
• Decreased range of motion
• Fever
• Loss of muscle control
• Muscle spasms
• Bleeding
• Swelling
• Bruises
• Wasting of muscles

Condition count: 0

Organs: list of all organs

Extensor Pollicis Brevis: Related Topics

• Extensor
• Brevis

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