Whether formaldehyde skin allergy is serious or not depends on the condition. Generally, inhalation or contact with a small amount of formaldehyde causes an allergic skin reaction, which is usually not very serious; however, if inhalation or contact with a large amount of formaldehyde leads to skin allergy, skin necrosis, ulceration and other symptoms may occur, which is usually more serious.
Formaldehyde is the most common inhalation and contact allergen in life, mainly found in dyes and decoration materials. When formaldehyde allergy, the skin will appear on the skin flushing, edema, pinpoint-sized dense papules, accompanied by itching, burning pain and other symptoms, some patients may also appear blisters, papules, pustules and other lesions. In severe cases, the blisters synthesize into large blisters, vesicles and crusts.
If the patient contact or inhalation of formaldehyde is more, the allergic reaction will be more serious, can appear skin necrosis, ulcers and other symptoms, and may even have a headache, respiratory difficulties, vomiting and other symptoms.
It is recommended that patients found to have formaldehyde allergy, according to their own situation, timely to the regular hospital, timely treatment, to avoid delaying the condition.