How was urticaria discovered?

Solar urticaria was first reported by Borsch in 1719, but it took more than a century before Veiel in 1887 demonstrated in an ingenious way that only solar rays and not heat from a stove or light from a candle were responsible for this affliction.

Who discovered aquagenic urticaria?

Aquagenic urticaria (AU) was first described by Shelley and Rawnsley1, who reported three cases in 1964, and fewer than 100 cases have since been published in the literature. To the best of our knowledge, only one case of AU has been reported in the Korean literature.

How old was Ivy when she started the symptoms of aquagenic urticaria?

This 1-year-old has an allergy-like reaction to her own tears — here’s what to know about her rare condition. A month ago, 18-month-old Ivy Angerman was diagnosed with a condition called aquagenic urticaria. Whenever Ivy touches water, her skin breaks out in itchy, painful hives and blisters.

Is aquagenic urticaria rare?

Aquagenic urticaria is a rare condition in which urticaria (hives) develop rapidly after the skin comes in contact with water, regardless of its temperature. It most commonly affects women and symptoms often start around the onset of puberty. Some patients report itching too. It is a form of physical urticaria.

How is a water treatment test for aquagenic urticaria done?

The patient will then be put to a water treatment test where water will be applied to the upper body for 30 minutes. Water may be placed directly on the skin or a soaked paper towel may be applied. In many cases distilled water, tap water and saline will be used to check for a difference in reaction.

Are there any cases of aquagenic urticaria in Taiwan?

Aquagenic urticaria most commonly develops on the trunk and upper limbs. It is sometimes associated with pruritus and an uncomfortable prickling or burning sensation. To the best of our knowledge, no case of aquagenic urticaria from Taiwan has been reported.

When do the symptoms of aquagenic urticaria go away?

The rash may spread to involve areas that are not in contact with water. The weals normally resolve spontaneously within 30–120 minutes after cessation of contact with water [1]. Associated symptoms may include pruritus, burning, and prickling [2]. Rarely, the patient may also experience systemic symptoms of wheezing and shortness of breath [1].

What kind of hives are associated with aquagenic urticaria?

Aquagenic urticaria is a rare condition in which itchy urticaria (hives) develop rapidly after the skin comes in contact with water, regardless of its temperature. The hives associated with aquagenic urticaria are typically small (approximately 1-3 mm), red- or skin-colored welts (called wheals) with clearly defined edges.