Jan 11, 2024 · What causes narrow stools? Should I be concerned? Narrow stools that happen now and then probably are harmless. But in some cases, narrow stools — especially if pencil …

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 …

Dec 23, 2025 · Diagnosis To make a diagnosis, a member of your health care team will ask about your symptoms and your medical history and do an exam. Tests that can help find where the …

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 …

Aug 18, 2023 · Pulse pressure is determined from the two numbers of a blood pressure reading. Blood pressure is measured in millimeters of mercury (mm Hg). The top number is called …

Jul 31, 2024 · Growing tumors steadily narrow the esophagus. Foreign bodies. Sometimes food or another object can partially block the throat or esophagus. Older adults with dentures and …

Nov 9, 2021 · Small vessel disease is a condition in which the walls of the small arteries in the heart aren't working properly. This reduces the flow of oxygen-rich blood to the heart, causing …

Nov 9, 2021 · The goals of treatment for small vessel disease are to control the narrowing of the small blood vessels that can lead to a heart attack and to relieve pain. Medications for small …

Aug 9, 2024 · Plaque can cause arteries to narrow, blocking blood flow. In PAD, plaque collects in the arteries of the arms or legs. Less common causes of PAD include: Swelling and irritation of …

A ureteral obstruction is a blockage in one or both of the tubes (ureters) that carry urine from the kidneys to the bladder. Ureteral obstruction can be cured. However, if it's not treated, …