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 …

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.

Jun 14, 2024 · Symptoms of coronary artery disease may not be noticed at first. Sometimes symptoms only happen when the heart is beating hard, such as during exercise. As the …

Oct 14, 2023 · 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 …

Mar 7, 2024 · Treatment. Most people with supraventricular tachycardia (SVT) don't need treatment. If the very fast heartbeat happens often or lasts for a long time, your care team may …

Nov 9, 2021 · Small vessel disease signs and symptoms include: Chest pain, squeezing or discomfort (angina), which may get worse with activity or emotional stress

Calcium can build up on the aortic valve as people age, causing the aortic valve to stiffen and become narrow. Heart valve problems present at birth, called congenital heart defects. Some …

Dec 5, 2024 · Bone marrow aspiration and bone marrow biopsy are procedures to collect and examine bone marrow — the spongy tissue inside some of your larger bones. Bone marrow …

Jan 26, 2024 · If a ureter is too narrow and doesn't allow urine to flow completely, a tiny bulge in the ureter (ureterocele) may develop. When a ureterocele develops, it's usually in the section …

May 10, 2025 · But in some people — particularly those with changes in the aortic valve at birth — calcium deposits might cause the valve to narrow at a younger age. Rheumatic fever. This …