p-r library
Diseases and Medical Conditions P-R provides down-to-earth, comprehensive definitions of hundreds of ailments and illnesses beginning with the letters P-R. Each listing identifies causes, incidence and risk factors, notes symptoms, outlines tests and discusses treatments and support groups where applicable.
Featured Article: Parkinson's Disease In-Depth
Parkinson's disease is a disorder that affects movement, muscle control, and balance. Learn more about Parkinson's disease symptoms and treatments. See more »
Pseudotumor Cerebri
Pseudotumor cerebri is a reversible process appearing to be a brain tumor. Learn about pseudotumor cerebri causes, symptoms, treatment and prevention.
See more »Psittacosis
Psittacosis is a bacterial infection that causes systemic symptoms and pneumonia. Learn about psittacosis causes, symptoms, treatment and prevention.
See more »Psoriasis
Psoriasis is a common skin inflammation causing frequent redness, itching, and thick, dry scales on the skin. Learn about psoriasis causes, symptoms, tests and treatment.
See more »Psoriasis - Guttate
Psoriasis – guttate is psoriasis with unique waterdrop-shaped scaly macules. Learn about guttate psoriasis causes, symptoms, treatment and prevention.
See more »Psoriasis - Resources
The National Psoriasis Foundation is a good resource of information on psoriasis. See contact information and the web site address for this psoriasis resource.
See more »Psoriatic Arthritis
Psoriatic arthritis is an arthritis often associated with skin psoriasis. Learn about psoriatic arthritis causes, symptoms, treatment and prevention.
See more »Psychosis
Psychosis is a loss of contact with reality including delusions and hallucinations. Learn about psychosis causes, symptoms, treatment and prevention.
See more »Pterygium
Pterygium is tissue growing from the conjunctiva onto the surface of the cornea. Learn about pterygium causes, symptoms, treatment and prevention.
See more »Ptosis
Ptosis is a drooping of the eyelid due to various conditions. Learn about ptosis causes, symptoms, treatment and prevention.
See more »Pubic Lice
Pubic lice or crabs are tiny insects that infest genital hair regions and live off human blood. Learn about pubic lice transmission, symptoms, tests and treatment.
See more »Pulmonary Actinomycosis
Pulmonary actinomycosis is a lung infection from either the actinomyces or propioni bacterium. Learn about pulmonary actinomycosis causes, symptoms, treatment and prevention.
See more »Pulmonary Alveolar Proteinosis
Pulmonary alveolar proteinosis is a phospholipid accumulation in the lungs. Learn about pulmonary alveolar proteinosis causes, symptoms, treatment and prevention.
See more »Pulmonary Arteriovenous Fistula
Pulmonary arteriovenous fistula is an abnormal vein between a blood vessel and an artery. Learn about pulmonary arteriovenous causes, symptoms, treatment and prevention.
See more »Pulmonary Aspergilloma (mycetoma)
Pulmonary aspergilloma (mycetoma) is a fungal mass that grows in lung cavities. Learn about pulmonary aspergilloma (mycetoma) causes, symptoms, treatment and prevention.
See more »Pulmonary Aspergillosis - Allergic Bronchopulmonary Type
Pulmonary aspergillosis - allergic bronchopulmonary type is inflammation of the lung. Learn about pulmonary aspergillosis - allergic bronchopulmonary causes, symptoms, treatment and prevention.
See more »Pulmonary Aspergillosis - Invasive
Pulmonary aspergillosis – invasive occurs when the infection spreads to other organs. Learn about invasive pulmonary aspergillosis causes, symptoms, treatment and prevention.
See more »Pulmonary Atresia
Pulmonary Atresia information from HowStuffWorks. Learn about causes, symptoms and treatments of Pulmonary Atresia.
See more »Pulmonary Edema
Pulmonary edema is swelling and fluid accumulation in the lungs. Learn about pulmonary edema causes, symptoms, treatment and prevention.
See more »Pulmonary Embolus
Pulmonary embolus is a blockage of a lung artery due to various obstructions. Learn about pulmonary embolus causes, symptoms, treatment and prevention.
See more »Pulmonary Nocardiosis
Pulmonary Nocardiosis information from HowStuffWorks. Learn about causes, symptoms and treatments of Pulmonary Nocardiosis.
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