Unlike other infections you can get
intracranial lesions leading to raised intracranial pressure leading to decreased consciousness, visual problems, vomiting
psychoses such that rational thought may be impaired or worse
respiratory complications with rapid onset shortness of breath
Come on guys, there are dozen of good reasons why HIV is not compatible with any flying! I am no apologist for the CAA but they do seem to be being rather sympathetic about this. Sympathy for the individual must be secondary to protection of the public!