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What Causes Itchy Scaly Rash On Back?

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Posted on Wed, 7 Jan 2015
Question: Hello
I have a rash on my back for 2 weeks now it itches a lot but it is not oozing but it is scaly can you tell me what it is?
doctor
Answered by Dr. Sanjay Kumar Kanodia (59 minutes later)
Brief Answer:
"Allergic contact dermatitis": Suggestions and measures to prevent.

Detailed Answer:
Hi,

Welcome and thanks for posting your query to the forum.

I can understand your concern for the rash over back.

After reading your problem and analyzing the picture I can make out the best possibility of "allergic contact dermatitis" or in simple words allergy to contact of some irritant material on back.

To explain you elaborately about the possible condition - Due to exposure to anything coming in contact with the areas can cause the problem. So there can be initial redness, mild eruptions and itching with mild to moderate itch sensation. As we scratch it or due to exposure to environmental factors such as sunlight, sweating dust and hot humid climate, it can get aggravated.

This is a quite simple problem which we see in our day to day practice and persist for only the time till the aggravating factor is present. So the most important part in your management is avoidance of the aggravating factor enumerated all above.

For the betterment kindly follow the suggestions below:

1. Avoid direct sunlight and hot – humid climate.

2. Wear cotton clothes and avoid synthetic clothes.

3. Stay in cool environment(preferably AC) and avoid sweating.

4. Take two time bath once in morning and at night time which will soothe your skin and prevent the aggravation of the problem

5. Do not pinch, pop, scratch or squeeze or rub any area.

6. Do not use any deodorants or any cosmetics over and near the affected area.

7. Do cold compression over the affected area. Take a wet towel soaked in cold water and apply it for 5-10 minutes for 3-4 times a day.

For the part of treatment I guide my patients as below:

1. To apply over the counter available calamine lotion on the affected area in day and afternoon time. Apply it in very thin layer.

2. To apply plane Hydrocortisone cream in a thin layer in morning and at night time. Apply in a very thin layer so that it should not be visible to naked eye. You can apply it for 7 days and then stop it after that.

3. If there is any irritation or itching is present then can take tablet “Loratadine” or "Deslotatadine" (Claritin) tablet by mouth up to three to four times also if the itching is more.


I hope these information's will help you. If you have further queries I will be happy to help.

"Wish you good health"

Regards,
Dr Sanjay Kumar Kanodia
MD (Dermatology)
Note: Hope the answers resolves your concerns, however for further guidance of skin related queries consult our Dermatologist.Click here to book a consultation

Above answer was peer-reviewed by : Dr. Vinay Bhardwaj
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Answered by
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Dr. Sanjay Kumar Kanodia

Dermatologist

Practicing since :2002

Answered : 4165 Questions

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What Causes Itchy Scaly Rash On Back?

Brief Answer: "Allergic contact dermatitis": Suggestions and measures to prevent. Detailed Answer: Hi, Welcome and thanks for posting your query to the forum. I can understand your concern for the rash over back. After reading your problem and analyzing the picture I can make out the best possibility of "allergic contact dermatitis" or in simple words allergy to contact of some irritant material on back. To explain you elaborately about the possible condition - Due to exposure to anything coming in contact with the areas can cause the problem. So there can be initial redness, mild eruptions and itching with mild to moderate itch sensation. As we scratch it or due to exposure to environmental factors such as sunlight, sweating dust and hot humid climate, it can get aggravated. This is a quite simple problem which we see in our day to day practice and persist for only the time till the aggravating factor is present. So the most important part in your management is avoidance of the aggravating factor enumerated all above. For the betterment kindly follow the suggestions below: 1. Avoid direct sunlight and hot – humid climate. 2. Wear cotton clothes and avoid synthetic clothes. 3. Stay in cool environment(preferably AC) and avoid sweating. 4. Take two time bath once in morning and at night time which will soothe your skin and prevent the aggravation of the problem 5. Do not pinch, pop, scratch or squeeze or rub any area. 6. Do not use any deodorants or any cosmetics over and near the affected area. 7. Do cold compression over the affected area. Take a wet towel soaked in cold water and apply it for 5-10 minutes for 3-4 times a day. For the part of treatment I guide my patients as below: 1. To apply over the counter available calamine lotion on the affected area in day and afternoon time. Apply it in very thin layer. 2. To apply plane Hydrocortisone cream in a thin layer in morning and at night time. Apply in a very thin layer so that it should not be visible to naked eye. You can apply it for 7 days and then stop it after that. 3. If there is any irritation or itching is present then can take tablet “Loratadine” or "Deslotatadine" (Claritin) tablet by mouth up to three to four times also if the itching is more. I hope these information's will help you. If you have further queries I will be happy to help. "Wish you good health" Regards, Dr Sanjay Kumar Kanodia MD (Dermatology)