urticaria

Thorne was diagnosed autistic as an adult and lived with an intense skin condition called cholinergic urticaria in his 20s, meaning he was allergic to heat and his own body movements.

“According to her Doctor’s Report, she suffers from ‘urticaria,’ defined as ‘a rash of round, red welts on the skin that itch intensely, sometimes with dangerous swelling.’

In the realm of additives, substances like tartrazine and sodium benzoate emerge as potential instigators of urticaria and asthma.

The patient had developed an allergy to sunshine — a condition known as solar urticaria.

Cholinergic and solar urticaria is often managed by minimising exposures to triggers such as hot baths and direct sunlight.