Pink eye: How long is it contagious?
Many parents wonder how long pink eye (conjunctivitis) is contagious. Find out.
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First Aid
Pinworm infection
Learn more about the symptoms, treatment and prevention of this common intestinal worm infection.
読み続けてPituitary tumors
Learn more about the symptoms, causes and treatment of growths that develop in the pituitary…
読み続けてPityriasis rosea
Learn more about the symptoms, causes and treatment of this large rash common among teens…
読み続けてPlacenta accreta
During pregnancy, if part of the placenta grows too far into the uterine wall, it…
読み続けてPlacenta: How it works, what's normal
Understand how this pregnancy organ works and what conditions can affect it.
読み続けてPlacenta previa
Learn about how this pregnancy complication is diagnosed and managed to reduce risks to your…
読み続けてPlacental abruption
This uncommon pregnancy complication, in which the placenta separates from the wall of the uterus,…
読み続けてPlanning to travel with atrial fibrillation?
Extra preparation before a trip can keep your plans — and heart — running smoothly…
読み続けてPlantar warts
Learn about the causes, treatment and prevention of these hard, sometimes painful growths that appear…
読み続けてPlexiform neurofibroma
Explore how plexiform neurofibromas are diagnosed and treated using advanced imaging, genetic testing, and a…
読み続けてPlugged ears: What is the remedy?
Plugged ears are usually a mild, temporary problem. Learn about potential causes and treatments.
読み続けてPneumonitis
A general term for lung swelling and irritation, it's often caused by breathing in irritants.…
読み続けてPneumothorax
A collapsed lung occurs when air leaks into the space between your lung and chest…
読み続けてPOEMS syndrome
Learn about diagnosis and treatments for this rare blood disorder that affects many parts of…
読み続けてPoison ivy and other summer skin irritants
Take a look at these bumps, bites and rashes. Find out what causes them and…
読み続けてPoison ivy rash
Learn about the symptoms, causes and home remedies for this itchy skin rash and how…
読み続けてPolycystic kidney disease
Learn how treatments and lifestyle changes might help reduce kidney damage from this disease.
読み続けて多嚢胞性卵巣症候群 (PCOS)
Polycystic ovaries, hormone imbalance and irregular periods are telltale signs and symptoms of polycystic ovary…
読み続けてPolycythemia vera
This slow-growing blood cancer mainly affects people over 60. Treatments and lifestyle changes may reduce…
読み続けてPolyhydramnios
Learn about the symptoms, causes and treatment for this condition, in which too much amniotic…
読み続けてPolymorphous light eruption
Learn more about the symptoms and treatments for this sun-induced skin rash that usually appears…
読み続けてPolymyalgia rheumatica
Older adults who get sudden muscle pain and stiffness, mainly in the shoulders, might have…
読み続けてPolymyositis
The muscle weakness from this condition can make it hard to climb stairs or reach…
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