Haematoma following epidural anaesthesia.
D000368:Aged; D000775:Anesthesia, Spinal / Q000009:adverse effects*; D000925:Anticoagulants / Q000009:adverse effects; D002404:Catheterization / Q000009:adverse effects; D006407:Hematoma, Epidural, Cranial / Q000209:etiology*; D006801:Humans; D008297:Male; D009461:Neurologic Manifestations; D011183:Postoperative Complications; D011782:Quadriplegia / Q000209:etiology
D000925:Anticoagulants