Inguinal Hernia

General Surgery

Protrusion of abdominal content through inguinal canal; indirect (lateral to inferior epigastric vessels) or direct.

History taking

  • Groin swelling, increases with cough/strain, reduces on lying
  • Pain, dragging sensation, history of obstruction (vomiting, distension)
  • Risk factors: chronic cough, constipation, BPH, heavy lifting

Examination

  • Standing examination; cough impulse, expansile cough impulse
  • Reducibility, deep ring occlusion test
  • Examine for bilateral hernia, scrotum

Red flags

  • Irreducible, tender, tense, with vomiting/distension — obstruction/strangulation
  • Skin discoloration over swelling

Differential diagnosis

  • Femoral hernia, hydrocele, varicocele, lipoma of cord, undescended testis, inguinal lymphadenopathy

Recommended investigations

  • Mostly clinical; USG groin if uncertain
  • Pre-op: CBC, basic metabolic, ECG, CXR per age/comorbidity

Diagnosis

  • Clinical with imaging if needed

Initial treatment / management

  • Elective laparoscopic/open mesh repair (Lichtenstein, TAPP, TEP)
  • Avoid trusses except when surgery contraindicated
  • Emergency surgery for obstruction/strangulation

Prescription examples

  • Pre-op: optimisation of cough/constipation/BPH
  • Post-op analgesia: Tab Paracetamol 1 g QID + Tab Diclofenac SR 100 mg BD x 5 d
  • Stool softeners post-op (Lactulose 15 mL HS)

Follow-up advice

  • Wound review at 7 days, then 6 weeks
  • Return to light work 2 weeks, heavy work 6 weeks

Patient counselling

  • Avoid heavy lifting, manage cough/constipation
  • Recurrence rate low with mesh repair (<2%)

Referral criteria

  • All inguinal hernias to surgery
  • Urgent referral if pain, irreducibility, obstruction

Clinical pearls

  • Watchful waiting acceptable for asymptomatic in elderly comorbid males
  • Femoral hernia has higher risk of strangulation — repair promptly

References

  • European Hernia Society Guidelines 2018
  • HerniaSurge Guidelines: International Groin Hernia 2018

Educational outpatient guide — verify against local guidelines before clinical use.

WardRound

WardRound

Clinical Decisions in Seconds