Conditions & Treatments


Paget's disease of the bone is a chronic bone disorder in which bones become enlarged and deformed. Bone may become dense, but fragile, because of excessive breakdown and deformation of bone.


Pancreatic cancer is the fourth most common cause of cancer death in men and women in the US. Pancreatic cancer occurs when malignant cells grow out of control.


Pancreatitis is the inflammation of the pancreas. The inflammation may be sudden (acute) or ongoing (chronic).


Panic disorder is characterized by chronic, repeated, and unexpected panic attacks - bouts of overwhelming fear of being in danger when there is no specific cause for the fear


A parathyroid tumor is a growth inside a parathyroid gland. Parathyroid tumors may cause increased levels of parathyroid hormones secreted by the parathyroid glands, leading to hyperparathyroidism.


Parkinson's disease (PD or, simply, Parkinson's) is a slowly progressing, degenerative disease that is associated with symptoms such as tremor or trembling of the arms, jaw, legs and face, stiffness or rigidity of the limbs and trunk, bradykinesia (slowness of movement), postural instability or impaired balance and coordination.


Patellar tendonitis, also known as jumper’s knee, is a condition caused by inflammation of the tendon connecting the kneecap to the shin bone, often caused by overuse of the knee joint.


Patellofemoral stress syndrome is a condition common among runners involving knee pain caused by irritation of the cartilage of the kneecap.


Caused by a certain type of bacteria, pelvic inflammatory disease results in pelvic pain and the possibility of an ectopic pregnancy (a fertilized egg becoming implanted outside the uterus).


Pelvic pain may originate in genital or extragenital organs in and around the pelvis, or it may be psychological, which can make pain feel worse or actually cause a sensation of pain, when no physical problem is present.


Two of the more common pelvic problems include pelvic fractures and osteitis pubis.


Pericarditis is inflammation of the pericardium, the thin sac (membrane) that surrounds the heart.


Perimenopause refers to the transitional period of time before menstruation actually stops, which is marked by changes in the menstrual cycle, along with other physical and emotional symptoms.


Periodontal diseases, also called gum diseases, are serious bacterial infections that destroy the gums and the surrounding tissues of the mouth.


Peripheral vascular disease (PVD) is a slow and progressive circulation disorder. It may involve disease in any of the blood vessels outside of the heart and diseases of the lymph vessels - the arteries, veins, or lymphatic vessels.


Peritonitis is an infection caused by an inflammation of the lining of the abdominal cavity, known as the peritoneum.


Persons with a personality disorder display more rigid and maladaptive thinking and reacting behaviors that often disrupt their personal, professional, and social lives.


Pervasive developmental disorders, also called autism spectrum disorders, most often can be identified in the early years of a child's life. Children with PDD have difficulty in areas of development or use of functional skills.


The risk for breast and ovarian cancer is increased with Peutz-Jeghers syndrome (PJS), a rare early-onset autosomal dominant disorder, associated with specific physical characteristics in addition to increased cancer risks.


Peyronie's disease is characterized by a plaque, or hard lump, that forms on the erection tissue of the penis.


Pharyngitis and tonsillitis are infections in the throat that cause inflammation.


A pheochromocytoma is an adrenal gland tumor that secretes epinephrine and norepinephrine hormones. These hormones are responsible for regulating heart rate and blood pressure, among other functions.


Phimosis is a constriction of the opening of the foreskin so that it cannot be drawn back over the tip of the penis.


According to the American Psychiatric Association, a phobia is an uncontrollable, irrational, and persistent fear of a specific object, situation, or activity.


Pilomatrixoma is a slow-growing, hard mass found beneath the skin. It is most common on the face and neck, but is sometimes found elsewhere on the body.


Although rare, most pituitary tumors are not cancerous (benign), comprising only 7 percent of brain tumors. However, most pituitary tumors will press against the optic nerves, causing vision problems.


Pityriasis rosea is a mild, but common, skin condition characterized by scaly, pink, inflamed skin, which can last from four to eight weeks and usually leaves no lasting marks.


A plugged duct feels like a tender lump in the breast.


Pneumonia is an inflammation of the lungs caused by bacteria, viruses, or chemical irritants.


Pneumothorax is a lung disorder in babies in which air in the lungs leaks out through holes in the lung tissue into the spaces outside the lung airways.


There are three native American plants that collectively may be called poison ivy: poison ivy, poison oak, and poison sumac.


Poliomyelitis is a highly contagious infectious disease caused by three types of poliovirus.


Polycystic kidney disease (PKD) is a genetic disorder characterized by the growth of numerous cysts filled with fluid in the kidneys.


Polycystic ovarian syndrome involves two of the following: lack of ovulation for an extended period of time, high levels of male hormones or small ovarian cysts.


Polycythemia is a condition in which there are too many red blood cells in the blood circulation.


Polycythemia vera is a rare blood disorder in which there is an increase in all blood cells, particularly red blood cells.


Post-traumatic stress disorder (PTSD) is a debilitating condition that often follows a terrifying physical or emotional event - causing the person who survived the event to have persistent, frightening thoughts and memories, or flashbacks, of the ordeal.


Posterior urethral valves (or PUV) are an abnormality of the urethra, which is the tube that drains urine from the bladder to the outside of the body. The abnormality occurs when the urethral valves, which are small leaflets of tissue, have a narrow, slit-like opening that partially impedes urine outflow.


One particular postpartum complication is postpartum thyroiditis, a condition characterized by an inflamed thyroid gland.


A pregnancy is divided into three phases, called trimesters. Each trimester has its own significant milestones.


A much more severe form of the collective symptoms known as premenstrual syndrome (PMS), premenstrual dysphoric disorder (PMDD) is a chronic medical condition that requires attention and treatment.


Most women experience some unpleasant or uncomfortable symptoms during their menstrual cycle.


Prickly heat is a skin rash caused by trapped sweat under the skin.


Primary hyperparathyroidism is a metabolic disorder in which one (or more) of the parathyroid glands produces too much parathyroid hormone, which can result in the loss of bone tissue.


Pulmonary hypertension is a lung disorder in which the blood pressure in the pulmonary artery rises far above normal levels.


Early prostate cancer may not present any symptoms and can only be found with regular prostate examinations by your physician.


There are clinical conditions of the prostate gland that are not cancer, including the following: prostatism, prostatitis, prostatalgia, benign prostatic hyperplasia (Also called BPH or benign prostatic hypertrophy.), impotence (Also called erectile dysfunction) and urinary incontinence).


Prostatitis is one of several benign (non-cancerous), inflamed conditions of the prostate gland.


Prune belly syndrome is an uncommon birth defect characterized by an absence of abdominal muscles, undescended testicles, as well as an abnormal, expanded bladder and problems in the upper urinary tract.


Pseudocysts of the pancreas are abnormal collections of fluid, dead tissue, pancreatic enzymes, and blood that can lead to a painful mass in the pancreas.


Psoriasis is a chronic skin condition characterized by inflamed, red, raised areas that often develop as silvery scales on the scalp, elbows, knees, and lower back.


Psoriatic arthritis is a form of arthritis associated with psoriasis. The disease is similar to rheumatoid arthritis in symptoms, characterized by joint inflammation.


A pulmonary embolism (PE) is a blood clot that develops in a blood vessel elsewhere in the body (most commonly from the leg), travels to an artery in the lung, and forms an occlusion (blockage) of the artery.


Emphysema is a chronic lung condition in which alveoli, or air sacs, may be destroyed, narrowed, collapsed, stretched or over-inflated.


Sarcoidosis is a rare disease that results from inflammation.


Pyloric stenosis is a problem that affects babies between 2 and 8 weeks of age and causes forceful vomiting that can lead to dehydration. It is the second most common problem requiring surgery in newborns.