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Range of Motion (ROM): Assessment Guide, Types, and Step-by-Step Examination

Meta Description: Learn about Range of Motion (ROM), its types (AROM, PROM, AAROM), and step-by-step assessment of shoulder and lumbar spine with clinical tips for healthcare practice.

What Is Range of Motion (ROM)?

Range of Motion (ROM) refers to the full movement potential of a joint, usually measured in degrees. It indicates how far a joint can move in different directions.

Examples:

  • Shoulder: Flexion, extension, abduction, rotation
  • Knee: Flexion and extension
  • Neck: Rotation, flexion, extension

ROM assessment is a key part of physical examination in clinical practice.

Why Assess Range of Motion?

Assessing ROM helps healthcare professionals to:

  • Detect joint stiffness
  • Identify pain during movement
  • Evaluate muscle strength
  • Monitor recovery after injury or surgery
  • Assess conditions such as:
    • Arthritis
    • Fractures
    • Stroke
    • Neurological disorders
  • Prevent complications like contractures

Overall, ROM helps evaluate the functional ability of the patient.

What to Observe During ROM Assessment

While assessing ROM, carefully observe:

  • Pain – Does the patient feel discomfort?
  • Swelling – Any inflammation around the joint?
  • Deformity – Abnormal joint shape?
  • Crepitus – Crackling or clicking sound?
  • Limitation – Reduced movement?
  • Symmetry – Compare both sides
  • Muscle strength

Types of Range of Motion

1. Active Range of Motion (AROM)

  • Patient moves the joint independently

2. Active-Assisted Range of Motion (AAROM)

  • Patient moves the joint with some assistance

3. Passive Range of Motion (PROM)

  • Examiner or nurse moves the joint without patient effort

Shoulder Range of Motion (ROM): Step-by-Step

Active ROM (Patient Moves First)

A. Flexion (Forward Raise)

Ask: “Lift your arm forward and up over your head.”
Normal: 0–180°

B. Extension (Backward Movement)

Ask: “Move your arm backward.”
Normal: 0–60°

C. Abduction (Side Raise)

Ask: “Lift your arm sideways above your head.”
Normal: 0–180°

D. Adduction

Ask: “Bring your arm back to your side.”

E. External Rotation

  • Bend elbow to 90°
    Ask: “Move your hand outward.”
    Normal: 0–90°

F. Internal Rotation

  • Elbow at 90°
    Ask: “Move your hand inward toward your stomach.”
    Normal: 0–90°

Functional method:

  • Touch back of neck → External rotation
  • Touch lower back → Internal rotation

Passive ROM (If Needed)

If movement is limited:

  • Support arm at elbow and wrist
  • Gently move through full range
  • ❗ Do NOT force movement
  • Stop immediately if pain occurs

What to Observe

  • Pain
  • Limited movement
  • Muscle weakness
  • Crepitus (clicking sound)
  • Guarding

Always compare with the opposite side

Example Documentation

Right shoulder flexion 160°, mild pain at end range, no swelling.

Lumbar Spine Range of Motion (ROM)

Inspection (Before Movement)

Observe:

  • Posture
  • Spine alignment
  • Muscle spasm
  • Deformities (e.g., scoliosis, kyphosis)
  • Swelling

Active ROM

A. Flexion (Forward Bending)

Ask: “Please bend forward and try to touch your toes.”

Normal:

  • 80–90°
  • Fingertips reach near toes

Observe:

  • Pain
  • Tightness
  • Limited movement

B. Extension (Backward Bending)

Ask: “Lean backward as far as you can.”

Normal: 20–30°
Support patient to prevent falling

C. Lateral Flexion (Side Bending)

Ask: “Slide your hand down the side of your leg.”

Normal: 20–30° each side
Compare both sides

D. Rotation (Twisting)

Ask:
“Cross your arms over your chest and twist right and left.”

Normal: 30–45°

Passive ROM (Lumbar Spine)

  • Usually not performed
  • Done cautiously due to safety concerns

What to Observe

  • Pain
  • Stiffness
  • Muscle spasm
  • Limited movement
  • Symmetry
  • Balance

Key Takeaways

  • ROM assesses joint mobility and function
  • Includes AROM, AAROM, and PROM
  • Shoulder and spine exams are essential in clinical practice
  • Always observe pain, symmetry, and limitations
  • Compare both sides for accurate assessment

Disclaimer

This content is for educational purposes only and should not replace professional clinical training or medical advice.

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