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Chronic Post Surgical Pain (CPSP)

Introduction

Chronic postoperative pain is a poorly recognized, yet a potentially devastating outcome from an otherwise successful surgical procedure. The incidence is increasing with increasing number of surgeries. Dr. G. Ram Mohan is the best doctor for chronic post-operative pain in Himayatnagar at best chronic pain relief center in Hyderabad.

What are the diagnostic criteria for CPSP?

  • The pain should have developed after a surgical procedure
  • The pain should be of at least 2 months’ duration.
  • Other causes for the pain should be excluded, e.g. continuing malignancy (after surgery for cancer) or chronic infection.

In particular, the possibility that the pain is continuing from a pre-existing problem should be explored and exclusion attempted.

Who are at risk for CPSP?

Risk of developing CPSP depends on

  • Type of surgery
    • Amputation
    • Cardiac surgery
    • Thoracic surgery
    • Breast surgery
    • Inguinal hernia surgery
    • Total Knee replacement
  • Severe pain before surgery
  • Psychological factors (e.g. anxiety, depression, and catastrophizing)
  • Female gender and younger age)
  • Surgical factors (e.g. open surgery and long duration surgeries)
  • Severe untreated pain after surgery

What are the probable mechanisms underlying CPSP?

Damage to major nerves during surgery is an important causal factor in most cases of CPOP; however, not all patients who have nerves injured go on to develop chronic pain, and pain can occur in the absence of known nerve sectioning.

What is the Post-surgical pain management in Himayatnagar?

  • Conservative management
  • TENS
  • Pharmacological management
    • Gabapentin, Pregabalin
    • Tricyclic antidepressants (amitryptiline, nortryptiline)
    • Selective serotonin noradrenergic reuptake inhibitors (Duloxetine)
  • Interventional Pain Management
    • Specific Nerve blocks / radiofrequency ablation
    • Ilio-inguinal & ilio-hypogastric nerve blocks, genital branch of genito-femoral nerve for CPSP after hernia repair
    • Intercosto-brachial and pectoral nerve blocks for CPOP after breast surgery/ mastectomy
    • Intercostal blocks for CPSP after thoracic / cardiac surgery
    • Rectus sheath and TAP blocks for CPSP after abdominal surgery, caesarean sections, hysterectomy