Table 1.

Clinical characteristics of patients allergic to ammonium persulfate with definite clinical relevance

Occupation	Polysensitization	Clinical Relevance	Location of rash	Type I symptoms
Hairdresser	No	Definite; exposed to hair bleach	face, arms, legs, chest, and back generalized	+SOB
Administrative assistant	Yes	Definite; gets hair bleached and also scalp itches	Under eyes	No respiratory symptoms
Hairdresser-Part time	Yes	Definite; exposed to hair bleach	Face and hands	No respiratory symptoms
Hairdresser	Yes	Definite; exposed to and uses persulfate	Hands, upper and lower extremities, back generalized	+Rhinorrea, No SOB
Aquarium worker	Yes	Definite; exposed to potassium peroxomonosulfate in disinfectant at work	Arms and hands; Recall phenomenon after patch test	No respiratory symptoms
Hairdresser	No	Definite; Gets cough and throat symptoms when she uses persulfate	Hands and forearms	+ respiratory symptoms (cough) and throat irritation
Hair salon cleaner	Yes	Definite; gets hand itching as soon as he enters the salon	Started on hands then spread	No respiratory symptoms

SOB=Shortness of breath