A Family Doctor's Tale - PITYRIASIS ROSEA

DOC I HAVE PITYRIASIS ROSEA

Pityriasis Rosea is a common skin rash which starts as a herald patch on one part of the body before the onset of various patches of rashes elsewhere. It can be a bit frightening for a patient to see suddenly so new patches of rashes appearing. 
But the condition itself is mild and heals by itself. 
Many patients are unnecessary worried about the condition.

Pityriasis Rosea is a common non contagious disease which appears as numerous patches of red rash on the trunk of the body.

All ages and both sex are affected but occurs more between 10 - 35 years of age.

The cause is unknown but a viral infection is suspected to cause it.

Symptoms:
1.A single red large patch of rashes or herald patch usually occur 1-20 days on the body before the onset of numerous small patches.

2.sore throat may occur before the onset of rashes

3.Numerous Large patches of red oval-shaped rash on the body may occur on the chest, back and neck.

4. As the rashes subside on the body, they may spread to the groin and extremities like the legs and arms

5.Rashes can be extremely itchy

6.breathlessness

7.low-grade fever

8.headache

9.nausea

10.fatigue. 


Diagnosis is by:
1.Symptoms and signs of typical herald patch followed by other patches of rashes

2.Skin scraping for microscopic examination.

Complications are:
1.Fungal infection

2.bacterial infection

Treatment:
1.No treatment may be necessary as the illness is self limiting

2.Itch may be controlled with antihistamines

3.Corticosteroid (oral or cream) may help reduce severe itching and inflammation

4. Soap should be avoided.

5.Moisturizer is better because of the dry skin

6.UV therapy sometimes help

7.Antibiotics may be given if there is secondary infection.

Prognosis of Pityriasis Rosea is :
Generally excellent but may recur.


Preventive measures are:
1.Good skin hygiene

2.Healthy lifestyle with balanced diet and adequate sleep.

3.Proper skin care of the body.