Frozen Shoulder

Also known as: Adhesive capsulitis · Shoulder stiffness · Periarthritis of the shoulder

Definition

Frozen Shoulder (adhesive capsulitis) is a painful orthopedic condition characterized by stiffness, severe pain, and progressive loss of active and passive range of motion in the shoulder joint. It occurs when the strong connective tissue surrounding the shoulder joint (the joint capsule) becomes thick, stiff, and inflamed, forming tight bands of scar tissue (adhesions). In the Philippines, it is commonly diagnosed in physical rehabilitation clinics among adults aged 40 to 60, particularly those recovering from shoulder immobilization (due to stroke or rotator cuff injuries) and individuals with diabetes. (Espina Medical)

Identities

Source Type	Identity
Wikipedia	Adhesive capsulitis of shoulder
Wikidata	Q579899
DBpedia	Adhesive_capsulitis_of_shoulder
ProductOntology	N/A
Wiktionary	frozen-shoulder
Library of Congress Subject Headings (LCSH)	Shoulder joint — Diseases — Treatment — Philippines
MeSH	Bursitis
NCBI Taxonomy	N/A
AGROVOC	N/A
Google Scholar	frozen shoulder adhesive capsulitis rehabilitation physical therapy Philippines
ConceptNet	frozen-shoulder
OpenCyc	N/A

Also Known As

Adhesive capsulitis
Shoulder stiffness
Periarthritis of the shoulder

Examples and Analogies

The Shrink-Wrap Analogy: The shoulder joint capsule is like a loose, flexible protective sleeve. In frozen shoulder, the sleeve becomes inflamed and contracts tightly around the joint, acting like heat-activated shrink-wrap that restricts all movement.
Three-Stage Progression: The condition classically progresses through three distinct phases: (1) the “freezing” phase (progressive pain and stiffness), (2) the “frozen” phase (stiffness remains but pain decreases), and (3) the “thawing” phase (range of motion slowly improves).

Usage Scenarios

1. Physical Therapy Intervention

A patient recovering from a stroke experiences post-stroke shoulder stiffness and is prescribed a gentle passive stretching program by their physical therapist under the guidelines of RA 5680. (Espina Medical)

2. Pain Management Consultation

An orthopedic specialist administers a corticosteroid injection into the shoulder capsule of a patient in the painful “freezing” stage to reduce inflammation.

Strategies

Start gentle shoulder range-of-motion exercises early after any shoulder injury or stroke to prevent the joint capsule from tightening.
Apply moist heat packs to the shoulder before stretching to relax the muscles and joint capsule, followed by cold packs after exercise to reduce inflammation.
Maintain a structured home exercise program (such as pulley exercises and wall climbs) as prescribed by your therapist.

Security and Safety Measures

Do not perform aggressive, high-force stretching during the painful “freezing” stage, as this can worsen capsule inflammation and tear tissue.
Avoid self-diagnosing shoulder stiffness as simple fatigue; consult a physician to rule out rotator cuff tears or osteoarthritis.
Ensure patients with diabetes manage their blood glucose levels, as hyperuricemic and high-glucose states are linked to higher rates of capsule inflammation.

Historical Context

Frozen shoulder was first described in medical literature by French pathologist Simon-Emmanuel Duplay in 1872 as “scapulohumeral periarthritis.” The term “frozen shoulder” was popularized by American surgeon Ernest Codman in 1934. In the Philippines, physical rehabilitation clinics developed specialized protocols combining thermal therapy and manual manipulation under the supervision of physiatrists and physical therapists, standardizing treatment following the passage of RA 5680 in 1969. (Espina Medical)

Challenges and Controversies

Extremely Slow Recovery

Frozen shoulder is a self-limiting condition but recovery is slow, typically lasting 12 to 42 months, causing significant frustration for patients and working adults.

Manipulation Under Anesthesia (MUA)

Controversy exists regarding MUA (where the surgeon forcibly breaks joint adhesions while the patient is asleep) versus conservative physical therapy, with modern guidelines favoring non-invasive therapy due to risks of bone fracture or nerve injury during MUA.