Pityriasis rosea is a skin problem causing rashes characterized by red scaly patches. This skin problem is benign and harmless but it can cause complications on pregnant women. It begins as one large sized lesion on the abdomen or chest area with size ranging from 6-10 cm. It looks like dragging pine tree branches on the skin. It largely targets people of age group 10-30. It looks ugly on your body and can cause itching. This skin disorder resolves on its own within few weeks.
Causes :
Exact cause of pityriasis rosea is not known. But this is not caused by bacteria or fungal infection. It is a type of allergic reaction on the skin causing rash. It is believed to be triggered by viral infection in some cases. However this disorder does not spread from one person to another.
Symptoms :
The rash usually begins as one medium sized raised patch on the skin. It can cause sore throat or fever in some people but the symptoms are not the same for all. The shape of the rash will be very much like pine tree branches. It can cause irritation on the affected area. Within few days there will be number of tiny red colored patches on the skin in the abdomen and chest. It may spread to arms and legs area also. These patches are vertical positioned with particular angle resembling tree branch. The rash will be on your skin for 6-10 weeks.