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Doctor insights on: Itchy Red Spots On My Left Knee Symptoms

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I have dry, itchy red spots on my skin that turn white. They're really bad on the back of my knees. What is this?

I have dry, itchy red spots on my skin that turn white. They're really bad on the back of my knees. What is this?

Eczema?: By location and symptoms, it sounds like eczema. When it goes away, it sometimes leaves lighter patches. Treated by cortisone creams and prevented by moisturizing the skin better, eczema is very common. Dry climate (winter) can worsen. Moisturize well--creams, not lotions. The color will return if it is eczema. ...Read more

Red Spots (Definition)

One possibility for red spots is a collection of vessels in the skin and they are called hemangiomas. These can easily be treated. I usually will use ...Read more


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Well, 2 days i felt a itching place on my left knee.I didn't look what was it.But next morning i woke up and there was huge red spots on my leg with pus?

Well, 2 days i felt a itching place on my left knee.I didn't look what was it.But next morning i woke up and there was huge red spots on my leg with pus?

See a dermatologist: It is difficult to make a proper diagnosis since I am not there to see the condition. I recommend seeing a dermatologist so that they can make a proper diagnosis and give you something to get rid of the condition or relieve symptoms. ...Read more

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Hello, so I noticed 2 little red spots on my legs (1 is located on my left knee and one is located at the bottom part of my left leg), what is that?

Hello, so I noticed 2 little red spots on my legs (1 is located on my left knee and one is located at the bottom part of my left leg), what is that?

Unkown: Most likely it is just an inflammation of the gland by a hair follicle or sebaceous follicle. it could be a bug bite of soe kind. These usually reolve on their own and do well if kept clean. They can deveop seious infections in which case you will need to see a doctor ...Read more

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Hello, so I noticed 2 little red spots on my legs (1 is located on my left knee and one is located at the bottom part of my left leg), will it kill me?

Hello, so I noticed 2 little red spots on my legs (1 is located on my left knee and one is located at the bottom part of my left leg), will it kill me?

Red spots: There aren't many illnesses like this that can kill a person. How long have they been there? What do they look like? If you sent a picture of these with your question you would probably get a more helpful answer. Hope this helps! ...Read more

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I started seeing red spots appearing on my left foot then leg, no pain or iching. I had a total left knee replacement in 1994?

I started seeing red spots appearing on my left foot then leg, no pain or iching. I had a total left knee replacement in 1994?

Go to your doc: You should see your primary care doctor so he/she can get a good look at what these lesions look like. It is hard to say just by verbal description. ...Read more

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Red spots with a white centre on my hands, elbows, feet and knees, they are very itchy, what could this be?

Red spots with a white centre on my hands, elbows, feet and knees, they are very itchy, what could this be?

Dermatitis: Dermatitis, or inflammation in the skin can cause this pattern. Eczema (atopic dermatitis) can do this, and the rash associated with gluten allergy (celiac sprue) called dermatitis herpetiformis can also do this. Hives can present similarly as well. Erythema multiforme is rare, but can appear this way and eventually makes little "target" lesions. A dermatologist should be able to diagnose you. ...Read more

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Yes they appeared quite quick big red itchy lumps behind my left knee almost within a few minutes and quite large only on one knee?

Yes they appeared quite quick big red itchy lumps behind my left knee almost within a few minutes and quite large only on one knee?

What happened first?: What happened before the lumps appeared? Were you stung/bitten by an insect? Had you rubbed against some plants/weeds? We need more information to provide the best answer. Possibly using topical Benadryl (diphenhydramine) or taking zyrtec/benadryl/claritin by mouth will resolve issue, but fp should see lumps & get complete history. ...Read more

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What is causing itchy red spots on body that started from ankles? Mosquito bites?

What is causing itchy red spots on body that started from ankles? Mosquito bites?

Could be...: ...Although it sounds like you may be experiencing an allergic reaction - possibly hives. You may be allergic to the bites. You may want to start by taking otc benadryl (diphenhydramine). If you are experiencing breathing problems, this can be an anaphylaxis - an emergency...Go to the er then! ...Read more

Dr. Doanh Nguyen
606 doctors shared insights

Itchy Rash (Definition)

Most itchy rashes are called eczema or dermatitis. Both are due to ...Read more