Jan 11, 2024 · Narrow stools that happen now and then probably are harmless. But in some cases, narrow stools — especially if pencil thin — may be a sign that the colon is narrowing or has a …

Dec 23, 2025 · Causes Scar tissue, which can narrow the urethra, can be due to: A medical procedure that involves putting a tool, such as an endoscope, into the urethra. A tube that's put into the urethra …

Jan 11, 2024 · 大便偶尔变细可能无害。但在某些情况下，大便变细、尤其是像铅笔那样细，可能是结肠狭窄或梗阻的体征。这可能是由于结肠癌引起。 肠易激综合征（IBS）也可能引起大便体积变化 …

Aug 18, 2023 · Pulse pressure may be a strong predictor of heart problems, especially for older adults.

Jan 11, 2024 · Si ocurren de vez en cuando, probablemente no sean un problema. Pero en algunos casos, las heces estrechas, sobre todo si son delgadas como un lápiz, pueden ser una señal de que …

Jun 27, 2024 · Overview Spinal stenosis happens when the space inside the backbone is too small. This can put pressure on the spinal cord and nerves that travel through the spine. Spinal stenosis …

Aug 27, 2025 · Phototherapy with narrow band ultraviolet B (UVB) has been shown to stop or slow the progression of active vitiligo. It might be more effective when used with corticosteroids or calcineurin …

Aug 9, 2024 · Peripheral artery disease is usually a sign of a buildup of fatty deposits in the arteries, a condition called atherosclerosis. Treatment for PAD includes exercising, eating healthy foods, and …

Jul 12, 2025 · Renal artery stenosis is when one or more arteries that carry blood to the kidneys narrow. These are called the renal arteries. Having narrowed renal arteries means the kidneys don't get …

Nov 5, 2024 · Some people have narrow drainage angles, putting them at increased risk of angle-closure glaucoma. Prevention These steps may help find and manage glaucoma in its early stages. …