Ocular complications in renal transplantation.

motor neuropathy postoperatively could have been due to the provocation of an attack of porphyria if the anaesthetic of nitrous oxide and oxygen was induced by an intravenous barbiturate. Though this would be an atypical presentation, one wonders whether the possibility of porphyria should be excluded, if this has not already been done, since this would be of interest should the patient ever be considered in the future for a procedure needing a general anaesthetic.-I am, etc.,