A person with this mental health condition thinks, acts and behaves in a rigid pattern that's not healthy. It's hard to understand and relate to others.
Disease
Peyronie's disease
Understand what causes bent and painful erections and learn what treatments are available.
Disease
Polycystic kidney disease
Learn how treatments and lifestyle changes might help reduce kidney damage from this disease.
Disease
Post-traumatic stress disorder (PTSD)
This mental health condition, which is caused by being part of or witnessing a terrifying event, leads to symptoms that include flashbacks, nightmares and severe anxiety.
Disease
Postpartum depression
Learn the risk factors and symptoms of depression in new mothers, as well as effective treatment that can help you manage symptoms and bond with your baby.
Disease
Prescription drug abuse
Using a prescription medicine in a way not intended by the prescriber can lead to drug abuse. Learn about risk factors and treatment for drug misuse.
Disease
Pseudocholinesterase deficiency
This causes sensitivity to certain muscle relaxants used during anesthesia. Muscles may stay relaxed for too long, interfering with movement and breathing.
Disease
Pulmonary atresia with ventricular septal defect
This congenital heart defect affects the valve between the heart and lungs and includes a hole in the heart. Learn the symptoms and how it's treated.
Disease
Pulmonary valve disease
Learn about the types of lung valve disease and treatment options at Mayo Clinic.
Disease
REM sleep behavior disorder
REM sleep behavior disorder is a sleep disorder in which you physically and vocally act out vivid, often unpleasant dreams during REM sleep.
Disease
Raynaud's disease
Learn how this disease causes parts of the body, mainly fingers and toes, to feel cold and numb and possibly change colors from cold temperatures or stress.
Disease
Reactive attachment disorder
Reactive attachment disorder is when an infant or young child doesn't establish healthy attachments with parents or caregivers due to neglect.