Amerikanische Gesellschaft für Hirudotherapie

Rotator Cuff Tendinopathy

Investigational use for non-surgical rotator cuff tendinopathy and chronic shoulder impingement; case-series evidence for pain reduction.

Tier C — InvestigationalInvestigativLast updated: 2026-05-26 · Reviewed by ASH Editorial Board

Patienten-Zusammenfassung

Ist dies FDA-zugelassen fuer diese Anwendung?
Not FDA-cleared for rotator-cuff tendinopathy. FDA cleared medicinal leeches only for venous congestion in microsurgical reconstruction (K040187, 2004). Use for shoulder tendinopathy is investigational.
Welche Evidenz existiert?
Tier C (investigational). Small case series report shoulder pain-score and range-of-motion improvement after 2-4 sessions. There are no randomized controlled trials specific to rotator-cuff tendinopathy (the related Tier B entry for lateral-epicondylitis is the lone tendinopathy with RCT support). Evidence-based first-line care is structured physiotherapy and graded exercise; corticosteroid or platelet-rich plasma injections, subacromial decompression, or rotator-cuff repair are reserved for refractory or torn cases.
Hauptrisiken
  • Bleeding from bite sites for 6 to 24 hours after detachment
  • Bruising and tenderness over the shoulder for 5 to 10 days
  • Itching and irritation at bite sites for days to weeks
  • Local skin infection or, rarely, Aeromonas infection
  • Allergic reaction to leech saliva (uncommon)
  • Temporary worsening of shoulder pain for 1 to 2 days after the session
  • Small permanent scars at bite sites
Wer dies nicht in Betracht ziehen sollte
  • Patients on blood thinners (warfarin INR >2.0, DOACs, heparin)
  • Patients with hemophilia or other bleeding disorders
  • Patients with severe anemia (Hb <10 g/dL)
  • Patients with full-thickness rotator-cuff tear requiring surgical evaluation
  • Patients with acute septic arthritis or active joint infection
  • Patients with a recent corticosteroid injection within 4 weeks
  • Patients with a weakened immune system
Was Sie Ihren Kliniker fragen sollten
  • Have I been evaluated by orthopedics or sports medicine with imaging (ultrasound or MRI)?
  • Do I have a tendinopathy, partial tear, or full-thickness tear — and what is the right treatment for each?
  • Have I completed a structured physical-therapy program of at least 12 weeks?
  • What evidence supports leech therapy for rotator-cuff tendinopathy specifically?
  • What is the practitioner's experience and Aeromonas-prevention plan?
  • What is the realistic chance of benefit, and for how long?
  • What is the cost?
Wann dringende medizinische Versorgung suchen
  • Sudden inability to lift the arm after trauma (possible acute tear)
  • Fever, hot swollen shoulder joint (possible septic arthritis)
  • Spreading redness, warmth, pus, or red streaks (cellulitis)
  • Bleeding from a bite site lasting more than 24 to 48 hours
  • Fever above 38.0 C / 100.4 F or chills
  • Hives, throat tightness, or breathing difficulty

Was dies NICHT bedeutet

  • This is not FDA-cleared for rotator-cuff tendinopathy.
  • Small uncontrolled case series are not evidence of efficacy versus structured physiotherapy.
  • Mechanism rationale (local anti-inflammation) does NOT establish clinical efficacy.
  • Leech therapy does NOT repair tendon tears or address underlying biomechanics.
  • Leech therapy is not a substitute for orthopedic evaluation when a tear is suspected.

Clinical Profile

Category
musculoskeletal
ICD-10
M75.30, M75.31, M75.32, M75.100, M75.121
Safety tier
low

Evidence Summary

No controlled clinical trial or credible case series of leech therapy for rotator cuff tendinopathy has been published; there is no reliable evidence of reduction in VAS pain or improvement in SPADI scores. Any proposed local anti-inflammatory mechanism is speculative and unproven in this condition. Evidence-based care — a structured physiotherapy program (scapular stabilization and progressive rotator cuff strengthening), analgesia, and consideration of corticosteroid injection — remains first-line, and patients with full-thickness tears or a surgical indication should be referred for orthopedic evaluation. ASH position: any use of leech therapy for rotator cuff tendinopathy is investigational and mechanistic only.

Treatment specifics

How many leeches, where they are placed, how long a session lasts, and whether to repeat are clinical decisions made by a qualified provider under institutional protocol — not something to self-administer. Discuss the specifics with a clinician experienced in medicinal leech therapy. (Clinicians: switch the audience selector in the top bar to “Clinician” to view protocol detail.)

Key Trials

  1. Yildirim MA et al. (2016), n=24

Contraindications

  • Active anticoagulant therapy (warfarin INR >2.0, DOACs, heparin)
  • Hemophilia or other bleeding disorder
  • Severe anemia (Hb <10 g/dL)
  • Active bacteremia or sepsis
  • Known hypersensitivity to leech salivary proteins
  • Pregnancy (relative — first/third trimester)
  • Immunocompromised state with severe neutropenia
  • Full-thickness rotator cuff tear with surgical indication
  • Active calcific tendinopathy with severe acute pain (needle barbotage preferred)

Related Conditions

Diese Website stellt Bildungsinformationen bereit und ist weder eine medizinische Beratung noch eine Diagnose oder Behandlungsempfehlung. Die medizinische Blutegeltherapie ist mit klinisch relevanten Risiken verbunden und sollte ausschließlich von qualifizierten Klinikerinnen und Klinikern unter institutionell genehmigten Protokollen durchgeführt werden. Die FDA-510(k)-Zulassung für medizinische Blutegel ist auf bestimmte Indikationen beschränkt; experimentelle und Off-Label-Diskussionen werden entsprechend gekennzeichnet. Für patientenspezifische Beratung wenden Sie sich an eine qualifizierte Gesundheitsfachkraft.

Rotator Cuff Tendinopathy — Hirudotherapy Evidence | ASH