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Pancreatitis
Pancreatitis is inflammation (swelling) of your pancreas. The pancreas is a gland near your stomach and liver. It makes digestive…
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Panic Disorder and Panic Attacks
Panic disorder is a condition in which a person has episodes of intense fear or anxiety that occur suddenly, often…
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Paraphimosis
Paraphimosis is a serious condition that happens when the foreskin gets stuck behind the head of the penis and can’t…
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Parkinson’s Disease
Parkinson’s disease is a movement disorder that affects the nervous system and causes tremors, slowed movements and stiff muscles.
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Paronychia
Paronychia is a skin infection around the fingernails or toenails. It usually isn’t serious and can be treated at…
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Patellofemoral Pain Syndrome
Patellofemoral pain is a knee condition. It’s most common in people who participate in high-impact activities that include jumping and…
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Pelvic Floor Disorders
Pelvic floor disorders happen when the muscles in your pelvic floor weaken. It can cause constipation, painful urination and organ…
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Pelvic Inflammatory Disease
Pelvic inflammatory disease is an infection of female reproductive organs. It can make it hard to get pregnant and cause…
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Peptic Ulcer Disease
A peptic ulcer is a raw area in the stomach or near the top of the small intestine. The lining…
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Perimenopause
Perimenopause is a stage in a woman’s reproductive years that occurs just before menopause.
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Peripheral Arterial Disease and Claudication
Peripheral arterial disease (PAD) is a problem with blood flow in the arteries, especially those in the legs. Claudication is…
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Peritonsillar Abscess
A peritonsillar abscess is a collection of pus near one of your tonsils. It can be caused by an infection…
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Persistent Depressive Disorder (PDD)
Persistent depressive disorder is a mild or moderate depression that can last at least 2 years. It can be treated…
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Peyronie’s Disease
Peyronie’s disease is the buildup of fibrous scar tissue in the penis, causing it to curve.
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Phenylketonuria (PKU)
Phenylketonuria (PKU) is a rare genetic condition where babies are unable to break down an amino acid. This can lead…
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Pica
Pica is a compulsive eating disorder in which people eat nonfood items. Dirt, clay, and flaking paint are the most…
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Pigmented Villonodular Synovitis
Pigmented villonodular synovitis is a joint problem that usually affects the hip or knee. It also can occur in the…
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Pilonidal Cyst
A pilonidal cyst is a small, protuding sac located near the tailbone at the top of the buttocks crease.
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Pinworm Infection
Pinworm infection is an intestinal infection caused by small, white worms. Anyone can get it, but it’s most common in…