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2023年4月27日 · Parkinson's disease is an illness that affects the part of your brain that controls how you move your body. 2 of 6 / Symptoms & Stages. View All. Understanding Parkinson's Symptoms. Some...
2024年3月22日 · Reference. Parkinson's Disease Guide. Parkinson's Tremors. Medically Reviewed by Jennifer Robinson, MD on March 22, 2024. Written by Angela Nelson. What Is a Parkinson’s Tremor? Which...
- Overview
- Epidemiology
- Prognosis
- Causes
- Signs and symptoms
Henoch-Schonlein purpura (HSP) is a disease involving inflammation of small blood vessels. It most commonly occurs in children. The inflammation causes blood vessels in the skin, intestines, kidneys, and joints to start leaking. The main symptom is a rash with numerous small bruises, which have a raised appearance, over the legs or buttocks.
Although HSP can affect people at any age, most cases occur in children between the ages of 2 and 11. It is more common in boys than girls. Adults with HSP are more likely to have more severe disease compared to children.
HSP usually ends after four to six weeks -- sometimes with recurrence of symptoms over this period, but with no long-term consequences (recurrences are fairly common). If organs such as the kidneys and intestines are affected, treatment is often needed and it is important to have regular follow-up to prevent serious complications.
The exact cause of HSP is not known. The body's immune system is believed to play a role in targeting the blood vessels involved. An abnormal immune response to an infection may be a factor in many cases. Approximately two-thirds of the cases of HSP occur days after symptoms of an upper respiratory tract infection develop. Some cases of HSP have be...
The classic symptoms of HSP are rash, joint pain and swelling, abdominal pain, and/or related kidney disease, including blood in urine. Before these symptoms begin, patients may have two to three weeks of fever, headache, and muscular aches and pains. Rarely, other organs, such as the brain, heart, or lungs, may be affected. Rash. The rash usually ...
2022年9月27日 · Reference. Wernicke-Korsakoff Syndrome. Medically Reviewed by Melinda Ratini, MS, DO on September 27, 2022. Written by William Moore. What Is Wernicke-Korsakoff Syndrome?...
2023年10月10日 · 7 Stages of Alzheimer's Disease. Medically Reviewed by Christopher Melinosky, MD on October 10, 2023. Written by Amanda Gardner. Stage 1: Normal Outward Behavior. Stage 2: Very Mild Changes. Stage ...
2023年5月12日 · ALS affects both your upper and lower motor neurons. With ALS, you gradually lose control over the muscles that help you walk, talk, chew, swallow, and breathe. Over time, they weaken and waste ...
2022年11月9日 · Claustrophobia is an anxiety disorder that causes an intense fear of enclosed spaces. If you get very nervous or upset when you're in a tight place, like an elevator or crowded room, you might...
