Parkinson's disease 09/07/2011
Parkinson's disease Description: An in-depth report on the causes, diagnosis, and treatment of Parkinson's disease Highlights: What Is Parkinson’s Disease? Parkinson’s disease is a neurological disorder that affects movement, muscle control, and balance. Parkinson’s disease usually affects people 55 - 75 years old, but it can also develop in younger people. The disease is usually progressive, with symptoms becoming more severe over time. Symptoms of Parkinson’s Disease Parkinson’s disease is difficult to diagnose in its early stages.
Pathway of sperm 12/23/2011
Pathway of sperm Description: The testes are where sperm is manufactured. The epididymis is a long coiled structure topping the testis, and it receives immature sperm from the testis and stores them as they mature. When ejaculation occurs, sperm are forcefully expelled from the tail of the epididymis into the vas deferens. Sperm then travel through the vas deferens through up the spermatic cord into the pelvic cavity, over the ureter to the prostate behind the bladder. Here, the vas deferens joins with the seminal vesicle to form the ejaculatory duct, which passes through the prostate and empties into the urethra.
Peptic ulcers 07/18/2011
Duodenal ulcers; Gastric ulcers; Helicobacter pylori; H. pylori Highlights: New Research: Fewer people are being hospitalized for peptic ulcer disease caused by Helicobacter pylori (H. pylori ) infection. The hospitalization rate dropped 21% between 1998 and 2005. Experts say the lower rate may be due to the increased use of treatments for peptic ulcers and H.
Periodontal disease 02/07/2012
Gingivitis Highlights: Symptoms of Periodontal Disease Symptoms of periodontal disease include red and swollen gums, persistent bad breath, and receding gums and loose teeth. Smoking, certain illnesses (such as diabetes), older age, and other factors increase the risk for periodontal disease. If you have periodontal disease, your dentist may refer you to a periodontist, a dentist who specializes in treating this condition.
Peripheral artery disease and intermittent claudication 05/24/2012
Peripheral arterial disease; PAD; Peripheral vascular disease; Highlights: Peripheral Artery Disease Peripheral artery disease (PAD) is a type of atherosclerosis. It occurs when arteries in the limbs (most often the legs) become narrowed by cholesterol-rich material called plaque. Because PAD interferes with circulation, advanced cases increase the risk for gangrene and amputation.
Pneumonia Description: An in-depth report on the causes, diagnosis, treatment, and prevention of pneumonia. Highlights: Overview While the incidence of pneumonia is declining, it remains a widespread and significant health care issue in the U.S., particularly among people who need long-term medical care. An aging population, antibiotic resistance, and increasing health care costs make this a particularly challenging problem. Worldwide, pneumonia (with a bacterial origin) is the leading cause of death in children under age 5.
Premenstrual syndrome 09/13/2011
PMS Highlights: Premenstrual Syndrome Symptoms Premenstrual syndrome (PMS) can produce physical and emotional or behavioral symptoms in the days before menstruation. Physical symptoms of PMS may include: Breast engorgement and tenderness Abdominal bloating Fluid retention Constipation or diarrhea Headache and migraine Increased appetite and weight gain Acne Muscle and joint aches or pains Emotional and behavioral symptoms of PMS may include: Depression Anxiety and tension Insomnia or oversleeping Change in sexual interest and desire Irritability Hostility and outbursts of anger Mood swings Inability to concentrate Crying Lethargy and fatigue Premenstrual Dysphoric Disorder Symptoms Premenstrual dysphoric disorder (PMDD) is a specific psychiatric condition marked by severe depression, irritability, and tension before menstruation.
Prostate cancer 09/07/2011
Prostate cancer Description: An in-depth report on the causes, diagnosis, treatment, and prevention of prostate cancer. Highlights: Drug Approvals In 2011, the FDA approved a new antiandrogen drug, abiraterone (Zytiga), for patients with metastatic castration-resistant prostate cancer who have already undergone chemotherapy with docetaxel. Metastatic castration-resistant prostate cancer is cancer that has not responded to medical or surgical treatments to lower testosterone levels and has spread beyond the prostate to other parts of the body.
Psoriasis Description: An in-depth report on the causes, diagnosis, treatment, and prevention of psoriasis. Highlights: Overview: An estimated 7.5 million Americans (2.2% of the population) have psoriasis. There are several types of psoriasis. The most common type is plaque psoriasis. Other types are guttate, inverse, erythrodermic, and pustular. Causes Psoriasis is generally believed to be caused by damage to factors in the immune system, enzymes, and other materials that control skin cell division.