Doctor insights on:
Purple Spots On My Knees Symptoms
Knees: More than likely you knelt on something that caused small bruises on your knees. If you have this no other place on your body and have no other symptoms I would not worry about it. If it starts spreading then you should get it checked. ...Read more
I suffer with bad knees and knee pain and now I have a purple patch on the back of my leg and I get hot spots allover my legs. Why and what is it?
Small purple spots on knees. No swelling or hurting or itching was in the sun all day. I drank water and wore sunblock. Could it still be from sun?
Yes, could be: You may missed to put the sunblock on those areas. ...Read more
I have dark red/purple spots on my thighs knee & feet. Not always there, but mostly at night & I also bruise very easy. Do u know what this could be?
Ecchymosis (Bruise): It sounds like you are describing easy bruising. This is almost always abnormal in someone 31 yrs old. You need to have this checked out and have testing done to find out why you are experiencing this problem. There are many causes for easy bruising. Some causes are relatively benign, but some are very serious. Get it checked out. Good luck to you. ...Read more
Very small purple bruises like blood spots on back of knee, quite itchy. Could it be an insect bite as I have been cutting in bushes?
Itchy spots: It could be but if symptoms persist or worsen get examined ...Read more
I'm having a bad reaxn to Diflucan (fluconazole) inc. Rash on face (brown sun spots peeling off) legs have red/purple spot w/severe knee/ankle pain. Could be yeast?
Allergic reaction: With such severe symptoms you should go to the ER. Go now. DrG ...Read more
Needs to be checked:
It is hard for us to tell you what it may be without more information and visual examination
Since it is increasing in size I suggest have it checked by your Doctor
It may be a resolving hematoma (collection of clotted blood) or a bite by an insect or something else or an infection ...Read more
Unlikely: Unlikely, see physician.Get a more detailed answer ›
Hello Dr. Allan, I woke up worried today because I noticed a purple spot on my knee that doesn't hurt or itch. I also get chest pains.
I have a light purple/pink spot on the skin of my knee cap It sometimes itches scratching makes white crust to come off it and it sometimes weeps too
Sounds like LSC: Lichen simplex chronicus is the thickening of your skin after chronic itching and scratching. If you scratch hard enough you can cause weeping and even secondary infection. Try aquaphor and AM lactam to reduce itching and help healing. Sometimes you may need prescription strength cordran tape to help from derm. ...Read more
Dark purple spot on front of knee with tiny hard bump under it. Did not hit it and it isn't a bite. Is it a sign of a dvt?
The deep veins do not run in the area you describe.
Purple is frequently a bruise-?
Any other illnesses or bruising tendency?
Commonly we forget a minor trauma? ...Read more
A purple/pink spot on the skin of my knee cap It's been there for years Sometimes itches heavy scratching makes it weep and white dead skin comes off?
See dermatologist: Most likely a psoriatic patch BUT if it is enlarging or weeping more definitely see a skin doctor. ...Read more
13 year old girl gets splotchy legs when she is standing. Red hot spots on her knees and calves that itch and purplish darker patches. What is this?
Light pain in the right leg, no swelling, redness and no purplish. Just small swelling behind the knee and blazing in that spot. Can it be thrombosis?
My son (6mos) 's left leg turns purple when crying loudly, after he stops it will be normal again but spots will left on his leg, should I worried?
I get two purple spots on my lower left leg after competitive sports, which I haven't done for 3 years now. Been happening for 2 months. Any ideas?
Tender skin on my leg that starts to itch, thn turns to bright purple spots all up my thigh with deep black bruising. What is it?
See a doctor: The pain and bruising concern me. Please see a doctor for an examination and appropriate testing. ...Read more
A 1x4 inch red spot appeared on my knee overnight; the next day same color appeared on 2/3 of the back of my right hand. They quickly turned dark brown and have stayed that way for a week. I have appt with derm in 2 wks. No other symptoms. Any ideas?
Dermatologist: It's a good idea to consult a dermatologist in case more lesions appear in the future, but I wonder if these spots could have been caused by a bite from some sort of insect even though there was no itching. If no other skin spots appear a systemic cause is unlikely. ...Read more
Can you get a blood clot from a bad bruise on your leg? Brother kicked me hard bottom of leg had red welt put ice on it now have yellow bluish bruise with spots of purple?
THE BRUISE, NO: The bruise itself does not cause DVT, but the trauma causing the bruise theoretically could. ...Read more
Condition:general itching\symptoms: little red spot in knee joint and genital areas only \ please this caused by what? And what's the treatment?
Ice pack burn on leg over week ago. Blisters gone. Large dark purple/blk spots. Edges burn constantly. Applying aloe. Painful to walk. Suggestions?
I just noticed a single flat tiny purple spot on the back of my sons leg. It does not hurt him. It almost looks like a tiny purple bruise.?
It could be a spider: Bite, or another insect bite. It also may be a bruise. If it doesn't resolve on its own, or if he develops more, please take him to his doctor. ...Read more
I noticed purple spot on my leg and I took blood test. My prothrombin level was 120 (normaly it must be 70-100) how can it effect on my health?
Not likely: Your "coumadin nurse" or whomever helps you keep range 70-100 should be consulted for advice. They will likely suggest you take 1/2 dose for one evening, as you are not very far from target range. ...Read more
I have a raised purple spot on my leg which has been there for quite some time now. Around it are rash-like marks and it all itches. Any clues?
Exam needed: If the discolored lesion is only days old, it could have been an insect bite with some leakage of blood under the skin. The associated itching makes this more likely but the lesion would clear after 10 days or so. Cortisone type ointment would relieve the itch. If this lesion has been present for weeks it's best to have it examined by your physician or dermatologist. ...Read more
I have a small flat purple spot on my leg, its not raised. It just noticed it yesterday. I don't think I hit myself on aniything that would bruising.
Bruise: If you get more lesions see your dermatologist for treatment and evaluation. It will probably go away on its own. ...Read more
A week ago I discovered a purple bruise-like spot on the back of my leg, but its painless. It is almond-shaped, what could it be? Purpura?
Purpura: This is just a fancy word for a bruise or blood in this skin. It can sometimes happened after minor trauma. Unless you are getting a lot of them I would not worry. It should turn yellow and then fade away. ...Read more
I have a very light blue/purple/gray spot on my leg. It is very small. I thought it was a bruise but it does not hurt. Could it be skin cancer?
See your derm:
While skin cancer in a 21 year old is rare, it does occur occasionally. Any new skin lesion or one that is changing should be brought to the attention of your dermatologist.
And remember to protect your skin. Wear sunscreen with an SPF of at least 30 and try to cover up as much as possible when outdoors for prolonged periods of time. ...Read more
My mother has a big black purple ish spot on her leg. I don't think its a bruise. I remember my friend said to ask a docotor cause it might be a clot?
Go see her doctor: Take your mom to see her family doctor who can make the diagnosis. There's not enough information w/o seeing spot so all I can do is speculate which does you/her no good. Be sure to bring in all medications (prescription ; over-the-counter) as well as dietary supplements eg herbs, pills, powders, etc, as spot may be a drug-drug-supplement interaction. ...Read more
Probably benign: Dark areas where weight is born when you kneel? Or dark skin behind the knees. These don't mean much. Can be due to pressure or rubbing. Usually not treated. ...Read more
little itcy spots behind knee also my son has the exact same What could it be? We've just came back off holiday
I was concerned about 2 reddish brown small spots appeared suddenly on different areas on my both knees they are not painful or elevated?
Brownish spots on: Two reddish spots on both knees. In a 21 years old girl. Could be just from pressure from something or something you came in contact with. See your Dr. ...Read more
Just today I got a brownish/purplish spot on my leg. I am freaking out because I have no idea what it is?
No need to panic: See your family doctor or a dermatologist. Bad things don't just pop up like this overnight and if it is something bad not waitig too long is the key. ...Read more
I sometimes get a bunch of weird itchy spots on the side of my knees and all over my elbows, what could these be?
I have dark knees and elbows. On my knees I have dark spots on the top outer side. Are their any remedies you can tell me or can I see my local Dermo?
See dermo: Begin with a diagnosis. Acanthosis nigricans? Post-inflammatory? Genetic? Subject to repeated pressure or friction? Fade cream may help a little. ...Read more
Get it checked: Are they new? Perhaps you have an allergic skin rash, or a local infection. Apply cool compress. To see if that gives some relief. I would not apply any medicines to the skin if there is broken skin, rash or blisters until you have been checked. The medicines might aggravate your symptoms or muddy up the appearance making accurate diagnosis impossible. Hope that helps. ...Read more
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