The case was initially dropped after an official medical report claimed that Sohair had been treated for genital warts, and that she died from an allergic reaction to penicillin.
There's also a concentration of "allergic" children in affluent districts, while children in underprivileged areas remain remarkably non-afflicted, or at least non-diagnosed.
I experienced my own first taste of slow travel 23 years ago, when I checked into a monastery, of all places – even though years of enforced chapel at school had left me all but allergic to church services.
No matter how one views Shirley Temple, and even for those who are allergic to precocious child performers, there has been no other child star before or since who has been as popular or demonstrated such extraordinary talents as singer, dancer and actor.
Hay fever is an allergic response – the cells lining the nose become oversensitive to pollen (and in other cases, to house dustmites or animal fur) and release chemicals such as histamines that inflame the nose (rhinitis) and eyes (conjunctivitis).
Now it seems that these restricted special children have become "allergic special children" or "food-intolerant special children", and there are a lot more of them about than there used to be.
During the Melbourne trial, some children had serious allergic reactions that needed treatment.
A clinical review in this week's BMJ says that allergic rhinitis in general can seriously reduce a child's quality of life (and how well they do at school) as well as being a risk factor for asthma.
But Asthma UK strongly recommends that people with asthma and allergies don't take it as there have been reports of severe, and occasionally fatal, asthma and allergic attacks.
To my mind, the culture of relentless amateur diagnosing also strays dangerously into the arena of Munchausen syndrome by proxy: in the sense that the parent gets to feel special because their "allergic" child is special – leastways at every mealtime.
If there was a problematic trait connected to her background it was, say insiders, her Yorkshireness – a habit of bluntness with criticism, to which Cameron is allergic.
