Coeliac Plexus Block Complications — FRCA Final MCQ
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Correct answer: B — Transient orthostatic hypotension and diarrhoea
Orthostatic hypotension (30-50%) from splanchnic sympathetic blockade → vasodilation. Diarrhoea from unopposed parasympathetic GI activity. Usually self-limiting. Serious rare: paraplegia (artery of Adamkiewicz), retroperitoneal haemorrhage.
Reference: FPM – 2023 – Interventional procedures for cancer pain