Compression Therapy
Indications
Venous leg ulcers (VLU)
Chronic venous insufficiency (CVI)
Edema (venous or lymphatic)
Lymphedema
Post–deep vein thrombosis (DVT) management (once cleared)
Varicose veins
Prevention of venous ulcer recurrence
Mechanism of Action
Reduces venous hypertension
Improves venous return to the heart
Decreases capillary leakage and edema
Enhances tissue oxygenation
Promotes wound healing
Types of Compression
1. Elastic Compression
Compression stockings
Elastic wraps
Provide sustained pressure at rest and during activity
2. Inelastic Compression
Unna boots
Short-stretch bandages
High working pressure, low resting pressure
3. Multilayer Compression Systems
2-layer or 4-layer wraps
Gold standard for venous leg ulcers
Maintains consistent pressure (30–40 mmHg at the ankle)
4. Intermittent Pneumatic Compression (IPC)
Mechanical pumps
Adjunct therapy for refractory edema or immobile patients
Compression Levels (Stockings)
Mild: 8–15 mmHg (fatigue, mild swelling)
Moderate: 15–20 mmHg (varicose veins)
Firm: 20–30 mmHg (edema, post-ulcer healing)
Extra Firm: 30–40 mmHg (active venous ulcers, lymphedema)
Assessment Before Compression
Ankle-Brachial Index (ABI)
≥ 0.8 → Full compression safe
0.5–0.79 → Modified/light compression
< 0.5 → Compression contraindicated
Assess pulses, skin integrity, pain, neuropathy
Evaluate patient mobility and ability to apply garments
Contraindications
Severe peripheral arterial disease
Acute untreated DVT
Decompensated heart failure
Severe ischemic pain
Untreated infection with significant ischemia
Patient Education
Apply in the morning when swelling is minimal
Remove at night unless otherwise directed
Daily skin inspection
Elevate legs when resting
Replace stockings every 3–6 months
Clinical Pearls
Compression is essential for venous ulcer healing and recurrence prevention
Consistency is more important than compression type
Reassess ABI periodically, especially if pain or color changes occur