Minerva

Minerva

BMJ 1995; 310 doi: https://doi.org/10.1136/bmj.310.6977.476 (Published 18 February 1995) Cite this as: BMJ 1995;310:476

Might the freezing of embryos have effects on their long term development? Some research in France (Science 1995;267:618-9) has shown that mice reared from frozen embryos performed less well as adults in learning tests than did controls. Human babies born from frozen embryos are still children; clinicians working in assisted reproduction have reacted cautiously to the French research, but some have recommended that such children should be examined every year for the foreseeable future.

Isn't it rather odd that we do not know whether pregnancy increases the risk of stroke? A review in the “Journal of Neurology, Neurosurgery and Psychiatry” (1995;58:129-31) argues that the quoted increased risks of 13 times for ischaemic stroke and five times for subarachnoid haemorrhage may be based on unreliable data, and stroke in pregnancy has now been added to the list of conditions that should be reported to the British Neurological Surveillance Unit.

Heterosexual spread of HIV infection is greatly facilitated by the presence of other sexually transmitted diseases, especially those that cause ulceration of the genitalia (Genitourinary Medicine 1995;71:27-31). Donovanosis is an important cause of such ulceration in parts of Africa, South America, India, and Papua New Guinea, but it could be eradicated by a well planned campaign—which would require the cooperation of traditional healers, …

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