I am an AI, not a doctor. Skin lesions in older adults should always be evaluated by a healthcare professional to rule out malignancy. To help you figure out the next step, could you tell me: Are the patches itchy or painful ? Do they feel raised/bumpy or are they completely flat ?
Distinct, circular brown or reddish-brown sores. Brown Dry Skin Patches On My Back Age 67
The patch has multiple colors (shades of tan, brown, black, or even blue/red). I am an AI, not a doctor
If the patches are caused by eczema or inflammation. I am an AI
At 67, the skin produces less oil (sebum). This makes the back particularly prone to "Asteatotic Eczema," where the skin cracks like a dried-up riverbed.
If the patches are bothersome or precancerous, a dermatologist may suggest: