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why black patches on skin
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Skin & Hair Concerns
Question #19822
58 days ago
103

why black patches on skin - #19822

Myra

I am really freaking out about these black patches on my skin that just started showing up. It all started a few weeks ago when I noticed a small dark spot on my forearm. I thought maybe it was a bruise, but then it spread into these two larger black patches on my skin. They don't hurt or itch, but I'm concerned. I have no idea why black patches on skin would appear like this, especially since I don't have a history of skin conditions. I did have a mild sunburn last summer, but that's the only thing I can think of. I mentioned it to my dermatologist and they just gave me some cream, but I feel like I need more info. I’ve been Googling why black patches on skin can occur, and it ranges from harmless to really serious stuff, which is making me panic more. Is this common? Could it be something serious like melanoma, or maybe it's just my skin reacting to something? Why would black patches on skin develop without any pain or warning? I’m honestly a bit scared. Anyone else dealt with this?

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Doctors' responses

Black patches on the skin can certainly be alarming, but they can arise from a variety of causes, some more concerning than others. One of the more common reasons for dark patches is hyperpigmentation, which can result from factors like sun exposure, skin injuries, or even certain medications. In your case, since the patches don’t hurt or itch, it’s less likely to be an acute inflammatory condition. Melanoma or other forms of skin cancer can indeed present as dark spots, but they typically come with other signs, such as changes in size, shape, or color, and sometimes even bleeding or crusting. However, not all abnormalities will accompany discomfort, so monitoring these patches for changes is crucial. If this started after a mild sunburn, post-inflammatory hyperpigmentation is a consideration, but still, ruling out more severe conditions is important. The cream from your dermatologist might suggest they suspect a benign cause, but if your concern persists, especially given the spread and the color change, seeking a second opinion is a wise action. Immediate consultation is critical if you notice rapid changes or if new symptoms develop. Practically, avoid further sun exposure, use broad-spectrum sunscreen, and keep track of any changes in the skin patches. Keeping a visual record with photos can also help healthcare providers make more informed decisions.

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