Abnormal sperm morphology: What does it mean? - Mayo Clinic
2022年12月21日 · Sperm morphology is poorly understood, and it can be subjective. Scores can vary on the same semen sample, in the same lab, using the same scoring techniques. Most male fertility experts agree that the role of sperm morphology in predicting pregnancy is unclear, and that it's a poor predictor of infertility unless nearly 100% of the sperm are ...
Healthy sperm: Improving your fertility - Mayo Clinic
2022年5月13日 · Structure (morphology). Typical sperm have oval heads and long tails, which work together to propel them. This is not as important a factor as sperm quantity or movement.
Cirrhosis - Symptoms and causes - Mayo Clinic
2023年2月11日 · Cirrhosis is severe scarring of the liver. This serious condition can be caused by many forms of liver diseases and conditions, such as hepatitis or chronic alcoholism.
Cirrhosis - Diagnosis and treatment - Mayo Clinic
2023年2月11日 · Treatment. Treatment for cirrhosis depends on the cause and extent of your liver damage. The goals of treatment are to slow the progression of scar tissue in the liver and to prevent or treat symptoms and complications of cirrhosis.
Hemangioma - Symptoms and causes - Mayo Clinic
2023年6月23日 · Hemangioma. An infantile hemangioma is a birthmark that is made up of a dense group of blood vessels. It often appears on the surface of the skin as a spongy mass.
Polycystic ovary syndrome (PCOS) - Symptoms and causes
Polycystic ovaries, hormone imbalance and irregular periods are telltale signs and symptoms of polycystic ovary syndrome.
Sickle cell anemia - Symptoms & causes - Mayo Clinic
2022年12月22日 · Sickle cell anemia is caused by a change in the gene that tells the body to make hemoglobin. Hemoglobin is the iron-rich compound in red blood cells that allows these cells to carry oxygen from the lungs to the rest of the body.
Aortic valve stenosis - Symptoms and causes - Mayo Clinic
2024年10月18日 · Overview. Aortic valve stenosis is a type of heart valve disease, also called valvular heart disease. The aortic valve is between the lower left heart chamber and the body's main artery, called the aorta.
Kidney cysts - Symptoms and causes - Mayo Clinic
2022年7月13日 · Kidney cyst. A kidney cyst is a round or oval fluid-filled pouch with a well-defined outline. Kidney cysts typically grow on the surface of a kidney.
Supraventricular tachycardia - Symptoms and causes - Mayo Clinic
2024年3月7日 · Overview. Supraventricular tachycardia (SVT) is a type of irregular heartbeat, also called an arrhythmia. It's a very fast or erratic heartbeat that affects the heart's upper chambers.