Cold damp painful obstruction mistakenly diagnosed as damp-heat painful obstruction. Shi a 28 year old male motor vehicle driver was hospitalised on Sept 13. Two days previous, the patient did some heavy moving from one house to the next in the rain. That night he had very painful sciatica along his right leg. It gradually became worse and he went to the local hospital where he received an injection of a heavy painkiller and diazepam, which took about two hours.(1)…