P

Pacemaker

PACs (Heart Rhythm Disorders)

PAD (Peripheral Vascular Disease)

Pads for Urinary Incontinence (Urinary Incontinence Products for Men)

Paget Disease of the Nipple (Paget's Disease of The Nipple)

Paget's Disease

Paget's Disease of The Nipple

PAH Deficiency (Phenylketonuria)

Pain (Chronic Pain)

Pain in Lower Right Abdomen (Appendicitis)

Pain In Muscle (Muscle Pain)

Pain in the Chest (Chest Pain)

Pain in the Feet (Foot Pain)

Pain in the Head (Headache)

Pain in the Hip (Hip Bursitis)

Pain Management

Pain Management: Musculoskeletal Pain

Pain Neck (Neck Pain)

Pain Relief for Childbirth (Pregnancy: Pain Relief Options for Birth)

Pain, Ankle (Ankle Pain and Tendinitis)

Pain, Cancer (Cancer Pain)

Pain, Elbow (Elbow Pain)

Pain, Gallbladder (Gallbladder Pain (Gall Bladder Pain))

Pain, Heel (Heel Spurs)

Pain, Knee (Knee Pain Facts)

Pain, Lower Right Abdomen (Appendicitis)

Pain, Nerve (Neuropathic Pain (Nerve Pain))

Pain, Scrotum (Testicular Disorders)

Pain, Stomach (Abdominal Pain (Causes, Remedies, Treatment))

Pain, Tailbone (Coccydynia)

Pain, Tooth (Toothache Overview)

Pain, Vaginal (Vaginal Pain (Vulvodynia))

Pain, Whiplash (Whiplash)

Palate Cancer (Oral Cancer)

Palm Sweating, Excessive (Hyperhidrosis)

Palmoplantar Hyperhidrosis (Hyperhidrosis)

Palpitations Overview

Palsy, Bell's (Facial Nerve Problems)

Palsy, Cerebral (Cerebral Palsy)

PAN (Polyarteritis Nodosa)

Pancolitis (Ulcerative Colitis)

Pancreas Cancer (Pancreatic Cancer)

Pancreas Divisum

Pancreas Fibrocystic Disease (Cystic Fibrosis)

Pancreas True Cysts (Pancreatic Cysts)

Pancreas, Inflammatory Cysts (Pancreatic Cysts)

Pancreas, Intraductal Papillary Mucinous Nneoplasm (Pancreatic Cysts)

Pancreas, IPMN (Pancreatic Cysts)

Pancreas, Mucinous Cyst Adenomas (Pancreatic Cysts)

Pancreas, Non-Inflammatory Cysts (Pancreatic Cysts)

Pancreas, Pseudocysts (Pancreatic Cysts)

Pancreas, Serous Cyst Adenomas (Pancreatic Cysts)

Pancreas, Solid Pseudopapillary Tumor (Pancreatic Cysts)

Pancreatic Cancer

Pancreatic Cystic Fibrosis (Cystic Fibrosis)

Pancreatic Cysts

Pancreatic Divisum (Pancreas Divisum)

Pancreatitis

PANDAS

Panic Attack (Panic Disorder)

Panic Disorder

Panniculitis (Erythema Nodosum)

Panniculitis, Idiopathic Nodular (Weber-Christian Disease)

Panuveitis (Uveitis)

Pap Smear

Pap Test (Pap Smear)

Papillary Carcinoma (Thyroid Cancer)

Papillomavirus, Human Test (Cervista HPV Test)

Para-esophageal Hiatal Hernia (Hiatal Hernia Overview)

Paraphilia

Parasitic Gastroenteritis (Gastroenteritis (Stomach Flu))

Parathyroidectomy

Parenting

Parenting a Child With ADHD

Parenting Children with ADHD (Parenting a Child With ADHD)

Parenting Classes (Pregnancy: Birthing and Parenting Classes)

Parkinson Disease (Parkinson's Disease)

Parkinson's Disease

Parkinson's Disease Clinical Trials

Parkinson's Disease: Eating Right

Parkinsonism (Parkinson's Disease)

Parkinsons Disease (Parkinson's Disease)

Paroxysmal Atrial Tachycardia (Paroxysmal Supraventricular Tachycardia (PSVT))

Paroxysmal Supraventricular Tachycardia (PSVT)

Paroxysmal Supraventricular Tachydardia (Heart Rhythm Disorders)

Parry-Romberg Syndrome

Partial Breastfeeding (Breastfeeding: Common Breastfeeding Challenges)

Partial Dentures (Dentures)

Partial Hysterectomy (Hysterectomy)

Parvovirus (Fifth Disease)

PAT (Paroxysmal Supraventricular Tachycardia (PSVT))

Patched Leaflets (Heart Valve Disease Treatment)

Patellofemoral Syndrome

Pathologic Spondylolisthesis (Spondylolisthesis)

Pathological Gambling (Gambling Addiction)

PBC (Primary Biliary Cirrhosis (PBC))

PBC Treatment (Primary Biliary Cirrhosis Treatment (PBC))

PBSCs (Stem Cells)

PCI (Coronary Angioplasty)

PCO (Polycystic Ovary)

PCOD (Polycystic Ovary)

PCR (Polymerase Chain Reaction)

PCV7 (Pneumococcal Vaccination)

PDC-E2 Antigen (Antimitochondrial Antibodies)

PDD (Autism Spectrum Disorder (ASD) FAQs)

PDT (Photodynamic Therapy)

Peanut Allergy

Pediactric Hydrocele (Hydrocele (Pediatric, Testicular))

Pediatric Arthritis (Juvenile Arthritis)

Pediatric Epilepsy Surgery

Pediatric Febrile Seizures (Febrile Seizures)

Pediatrics (Children's Health)

Pediculosis (Head Lice)

Pedophilia (Paraphilia)

PEG (Percutaneous Endoscopic Gastrostomy)

Pelvic Adhesions (Abdominal Adhesions (Scar Tissue))

Pelvic Exam

Pelvic Hematoma (Hematoma)

Pelvic Inflammatory Disease

Pemphigoid, Bullous (Bullous Pemphigoid)

Pendred Syndrome

Penile Cancer (Penis Cancer)

Penile Clamps for Incontinence (Urinary Incontinence Products for Men)

Penis Cancer

Penis Disorder (Phimosis) (Phimosis and Paraphimosis (Penis Disorders))

Penis Disorders

Penis Prosthesis

Peptic Ulcer

Percutaneous Coronary Intervention (Coronary Angioplasty)

Percutaneous Endoscopic Gastrostomy

Percutaneous Ethanol Injection of Liver

Percutaneous Liver Biopsy (Liver Biopsy)

Percutaneous Transluminal Coronary Angioplasty (Coronary Angioplasty)

Pericarditis

Pericoronitis

Perilymphatic Fistula (Vestibular Balance Disorders)

Perimenopause

Perimenopause (Menopause)

Period, Menstrual (Menstruation)

Periodic Limb Movement Disorder

Periodic Somnolence and Morbid Hunger (Kleine-Levin Syndrome)

Periodic Vomiting (Cyclic Vomiting Syndrome (CVS))

Periodontitis (Gum Disease)

Peripheral Arterial Disease (Peripheral Vascular Disease)

Peripheral Artery Disease (Peripheral Vascular Disease)

Peripheral Blood Stem Cell Transplant

Peripheral Blood Stem Cells (Stem Cells)

Peripheral Neuropathy

Peripheral Neuropathy, Diabetic (Diabetic Neuropathy)

Peripheral Vascular Disease

Permanent Makeup (Micropigmentation)

Pernicious Anemia

Persistent Motor Hyperactivity (13 Tips for Parenting a Teen with ADHD)

Persistent Pubertal Gynecomastia (Gynecomastia)

Personality Disorder, Antisocial (Antisocial Personality Disorder)

Pertussis

Pervasive Development Disorders

Pervasive Developmental Disorder (Autism Spectrum Disorder (ASD) FAQs)

Petit Mal Seizure (Seizure)

Pets and Hurricanes (Hurricane Preparedness)

Peyronie's Disease (Curvature of the Penis)

PFS (Patellofemoral Syndrome)

pH Monitoring, Esophageal (Esophageal pH Monitoring)

Phakic Intraocular Lenses

Pharmacologic Stress Test For Heart Disease (Coronary Artery Disease Screening Tests (CAD))

Pharyngitis (Sore Throat (Pharyngitis))

Phases of the Sexual Response (Sexual Response Cycle (Phases of Sexual Response))

Phenylalanine Hydroxylase Deficiency Disease (Phenylketonuria)

Phenylketonuria

Pheochromocytoma

Pheresis (Hemapheresis)

Philippine Hemorrhagic Fever (Dengue Fever)

Phimosis and Paraphimosis (Penis Disorders)

Phlebitis and Thrombophlebitis

Phobias

Phonological Disorder (Learning Disability)

Phospholipid Antibody Syndrome (Antiphospholipid Syndrome)

Photodynamic Therapy

Photorefractive Keratectomy

Photos of Smoker's Lung (Smoker's Lung: Pathology Photo Essay)

Photosensitizing Drugs (Sun-Sensitive Drugs (Photosensitivity to Drugs))

Physical Therapy for Arthritis (Arthritis Physical and Occupational Therapy)

Physiologic Jaundice (Newborn Jaundice (Neonatal Jaundice))

Pick Disease

Pick's Disease (Pick Disease)

Pictures of Smoker's Lung (Smoker's Lung: Pathology Photo Essay)

PID (Pelvic Inflammatory Disease)

Piebaldism (Vitiligo)

Pigmentary Glaucoma (Glaucoma)

Pigmented Birthmarks (Birthmarks and Other Skin Pigmentation Problems)

Pigmented Colon (Melanosis Coli)

PIH (Pregnancy Induced Hypertension)

Piles (Hemorrhoids (Piles))

Pill (Birth Control Methods)

Pilocytic Astrocytomas (Adult Brain Tumors)

Pilonidal Cyst

Pimples (Acne)

Pinched Nerve Overview

Pineal Astrocytic Tumors (Adult Brain Tumors)

Pineal Parenchymal Tumors (Adult Brain Tumors)

Pineal Tumor (Brain Tumor)

Pink Eye

Pinky, Broken Finger (Broken Finger)

Pinworm Infection

Pinworm Test

Pituitary Injury (Hypothyroidism)

Pityriasis Rosea

Pityriasis Versicolor (Tinea Versicolor)

PKD (Polycystic Kidney Disease)

PKU (Phenylketonuria)

Plague Facts

Plan B Contraception (Contraceptive Measures After Unprotected Sex)

Planning Your Pregnancy (Pregnancy Planning (Preparing for Pregnancy))

Plant Thorn Synovitis

Plantar Fasciitis (Heel Spurs)

Plaque Brain Lesions (Brain Lesions (Lesions on the Brain))

Plasmapheresis (Hemapheresis)

Plastic Surgery (Cosmetic Surgery)

Plastic Surgery, Collagen Injections (Collagen and Injectable Fillers)

Plastic Surgery, Neck Lift (Neck Lift Cosmetic Surgery)

Platelet Count (Complete Blood Count)

Platelet Count, Low (Thrombocytopenia (Low Platelet Count))

Plateletcytapheresis (Hemapheresis)

Plateletpheresis (Hemapheresis)

Pleural Effusion (Fluid In the Chest or On Lung)

Pleural Fluid (Pleural Effusion (Fluid In the Chest or On Lung))

Pleurisy

Pleuritis (Pleurisy)

PLMD (Periodic Limb Movement Disorder)

Plugged Ducts: Breastfeeding (Breastfeeding: Common Breastfeeding Challenges)

Pluripotent Stem Cells (Stem Cells)

PMDD (Premenstrual Dysphoric Disorder (PMDD))

PMR (Polymyalgia Rheumatica)

PMS (Premenstrual Syndrome)

PMS Medications (Menstrual Cramps and PMS Medication Guide)

Pneumococcal Immunization (Pneumococcal Vaccination)

Pneumococcal Vaccination

Pneumonia Facts

Pneumonic Plague (Plague Facts)

Pneumothorax

Poikiloderma Atrophicans with Cataract (Rothmund-Thomson Syndrome)

Poikiloderma Congenita (Rothmund-Thomson Syndrome)

Poikiloderma Congenitale of Rothmund-Thomson (Rothmund-Thomson Syndrome)

Poison Control Centers

Poison Ivy, Oak, and Sumac

Poison Oak (Poison Ivy, Oak, and Sumac)

Poison Sumac (Poison Ivy, Oak, and Sumac)

Poisoning, Arsenic (Arsenic Poisoning)

Poisoning, Ciguatera (Ciguatera Poisoning)

Poisoning, Lead (Lead Poisoning)

Poisoning, Mercury (Mercury Poisoning)

Poisoning, Ricin (Ricin)

Poisoning, Thallium (Thallium)

Poisonous Snake Bites (Snake Bite)

Poland Syndrome

Polio Facts

Pollen (Hay Fever)

Polyarteritis Nodosa

Polychondritis (Relapsing Polychondritis)

Polycystic Kidney Disease

Polycystic Ovary

Polycystic Renal Disease (Polycystic Kidney Disease)

Polycythemia (High Red Blood Cell Count)

Polycythemia Vera (Polycythemia (High Red Blood Cell Count))

Polymenorrhea (Vaginal Bleeding)

Polymerase Chain Reaction (PCR (Polymerase Chain Reaction))

Polymyalgia Rheumatica

Polymyositis

Polypapilloma Tropicum (Yaws)

Polyposis Coli (Gardner Syndrome)

Polyps, Colon (Colon Polyps)

Polyps, Rectal (Colon Polyps)

Polyps, Uterus (Uterine Fibroids)

Polyunsaturated Fatty Acids (Omega-3 Fatty Acids)

Pontiac Fever (Legionnaire Disease and Pontiac Fever)

Poop That Floats (Stool Color Changes)

Poop with Mucous (Stool Color Changes)

Popliteal Cyst (Baker Cyst)

Porphyria

Porphyria Cutanea Tarda (Porphyria)

Port-wine Stains (Birthmarks and Other Skin Pigmentation Problems)

Portal Hypertension

Post Menopause (Menopause)

Post Mortem Examination (Autopsy)

Post Nasal Drip (Chronic Rhinitis)

Post-Hepatic Jaundice (Jaundice in Adults)

Post-pill Amenorrhea (Amenorrhea)

Post-Polio Syndrome

Post-Vietnam Syndrome (Posttraumatic Stress Disorder)

Postherpetic Neuralgia

Postoperative Pancreatitis (Pancreatitis)

Postpartum Depression

Postpartum Psychosis (Postpartum Depression)

Postpartum Thyroiditis (Thyroiditis)

Posttraumatic Stress Disorder

Postural Kyphosis (Kyphosis)

Postural Orthostatic Tachycardia Syndrome (POT Syndrome)

Postviral Fatigue Syndrome (Chronic Fatigue Syndrome)

POT Syndrome

Pot, Marijuana (Marijuana)

Potassium (Electrolytes)

Potassium, Low (Low Potassium (Hypokalemia))

POTS (POT Syndrome)

Power of Attorney (Advance Medical Directives)

PPD (Postpartum Depression)

PPD Skin Test (Tuberculosis Skin Test (PPD Skin Test))

PPDs (Pervasive Development Disorders)

Prader Willi Syndrome (Prader-Willi Syndrome)

Prader-Willi Syndrome

Praecox Lymphedema (Lymphedema)

Pre-Hepatic Jaundice (Jaundice in Adults)

pre-op questions (Surgery Questions)

Preeclampsia (Pregnancy Induced Hypertension)

Preexcitation Syndrome (Wolff-Parkinson-White Syndrome)

Pregnancy

Pregnancy (Pregnancy Planning (Preparing for Pregnancy))

Pregnancy and Acid Reflux (Heartburn and Pregnancy)

Pregnancy and GERD (Heartburn and Pregnancy)

Pregnancy and Heartburn (Heartburn and Pregnancy)

Pregnancy and Shingles (Shingles and Pregnancy)

Pregnancy and Smoking (Smoking During Pregnancy)

Pregnancy Basics

Pregnancy Drug Dangers

Pregnancy Flu Shot Risks (Pregnancy Flu Shot Side Effects and Safety)

Pregnancy Flu Shot Side Effects (Pregnancy Flu Shot Side Effects and Safety)

Pregnancy Flu Shot Side Effects and Safety

Pregnancy Induced Diabetes (Gestational Diabetes)

Pregnancy Induced Hypertension

Pregnancy Planning (Preparing for Pregnancy)

Pregnancy Symptoms Am I Pregnant

Pregnancy Symptoms, Early (Pregnancy Symptoms Am I Pregnant)

Pregnancy Test

Pregnancy Ultrasound (Prenatal Ultrasound)

Pregnancy With Breast Cancer (Breast Cancer During Pregnancy)

Pregnancy With Hypothyroidism (Hypothyroidism During Pregnancy)

Pregnancy, Ectopic (Ectopic Pregnancy)

Pregnancy, High Blood Pressure (Pregnancy: Preeclampsia and Eclampsia)

Pregnancy, Jaundice (Jaundice in Adults)

Pregnancy, Trying to Conceive (Trying to Conceive)

Pregnancy, Tubal (Ectopic Pregnancy)

Pregnancy: 1st Trimester (Pregnancy)

Pregnancy: 2nd Trimester (Pregnancy)

Pregnancy: 2rd Trimester (Pregnancy)

Pregnancy: Birthing and Parenting Classes

Pregnancy: Bleeding During the First Trimester

Pregnancy: Pain Relief Options for Birth

Pregnancy: Pain Relief Options for Childbirth (Pregnancy: Pain Relief Options for Birth)

Pregnancy: Placenta Previa

Pregnancy: Preeclampsia and Eclampsia

Pregnancy: Prenatal Care and Tests

Pregnancy: Quad Marker Screening Test (Quad Marker Screen Test)

Pregnancy: Swine Flu and the H1N1 Vaccine

Pregnancy: Your Guide to Eating Right

Premature Atrial Contractions (Heart Rhythm Disorders)

Premature Infant: Breastfeeding (Breastfeeding: Common Breastfeeding Challenges)

Premature Menopause (Medical Procedural Causes)

Premature Ovarian Failure (POF)

Premature Ventricular Contraction (Premature Ventricular Contractions)

Premature Ventricular Contractions

Premenopause (Perimenopause)

Premenstrual Dysphoric Disorder (PMDD)

Premenstrual Syndrome

Premenstrual Syndrome Medications (Menstrual Cramps and PMS Medication Guide)

Prenatal Care (Pregnancy: Prenatal Care and Tests)

Prenatal Costs (Pregnancy: Prenatal Care and Tests)

Prenatal Diagnosis (Amniocentesis)

Prenatal Tests (Pregnancy: Prenatal Care and Tests)

Prenatal Ultrasound

preoperative questions (Surgery Questions)

Prepare for a Hurricane (Hurricane Preparedness)

Presbyopia

Prevent Hearing Loss (Noise Induced Hearing Loss and Its Prevention)

Preventing a Stroke (Stroke Prevention)

Prevention

Prevention of cancer (Cancer Prevention)

Prevention of Colon Cancer (Colon Cancer Prevention)

Prevention of Diabetes (Diabetes Prevention)

Prevention of Disease in Women (Disease Prevention in Women)

Prevention of Flu During Pregnancy (Pregnancy Flu Shot Side Effects and Safety)

Prevention, Atherosclerosis & Heart Attack (Heart Attack and Atherosclerosis Prevention)

Prevention, Heart Attack & Atherosclerosis (Heart Attack and Atherosclerosis Prevention)

Prevention, IBS (Irritable Bowel Syndrome (IBS) Triggers, Prevention)

Preventive Mastectomy

Priapism (Penis Disorder)

Prickly Heat (Heat Rash)

Primarily Hyperactive-Impulsive ADHD (13 Tips for Parenting a Teen with ADHD)

Primarily Inattentive ADHD (13 Tips for Parenting a Teen with ADHD)

Primary Amenorrhea (Amenorrhea)

Primary Biliary Cirrhosis (PBC)

Primary Biliary Cirrhosis Treatment (PBC)

Primary Dementia (Dementia)

Primary Hyopgonadism (Low Testosterone (Low T))

Primary Lymphedema (Lymphedema)

Primary Polycythemia (Polycythemia (High Red Blood Cell Count))

Primary Progressive Aphasia (Pick Disease)

Primary Pulmonary Hypertension (Pulmonary Hypertension)

Primary Sclerosing Cholangitis (PSC)

PRK (Photorefractive Keratectomy)

Problem Sleepiness

Problem Swallowing (Swallowing)

Problems Trying to Conceive (Trying to Conceive)

Problems With Dental Fillings

Proctitis (Ulcerative Colitis)

Product Recalls Home Page

Products for Incontinence in Men (Urinary Incontinence Products for Men)

Profunda, Miliaria (Heat Rash)

Progeria (Progeria Syndrome)

Progeria of Childhood (Progeria Syndrome)

Progeria Syndrome

Progressive Dementia (Dementia)

Progressive Hemifacial Atrophy (Parry-Romberg Syndrome)

Progressive Supranuclear Palsy

Progressive Systemic Sclerosis (Scleroderma)

Prolactin (Prolactinoma)

Prolactinoma

Prolapsing Mitral Valve (Mitral Valve Prolapse)

Prolonged Nighttime Sleep (Hypersomnia)

Prophylactic Mastectomy (Preventive Mastectomy)

Prosopagnosia (Face Blindness (Prosopagnosia))

Prostate Cancer

Prostate Cancer Screening

Prostate Enlargement (Benign Prostatic Hyperplasia)

Prostate Inflammation (Prostatitis (Inflammation of the Prostate Gland))

Prostate Problem Warning Signs

Prostate Specific Antigen

Prostate Specific Antigen (Prostate Specific Antigen)

Prostatitis (Inflammation of the Prostate Gland)

Prostatodynia (Prostatitis (Inflammation of the Prostate Gland))

Proton Beam Therapy of Liver

Proximal Neuropathy, Diabetic (Diabetic Neuropathy)

Pruritus Ani (Anal Itching)

PSA (Prostate Specific Antigen)

PSC (Primary Sclerosing Cholangitis (PSC))

Pseudo-Ullrich-Turner Syndrome (Noonan Syndrome)

Pseudocysts of the Pancreas (Pancreatic Cysts)

Pseudofolliculitis Barbae (Folliculitis)

Pseudogout

Pseudogynecomastia (Gynecomastia)

Pseudomelanosis Coli (Melanosis Coli)

Pseudomembranous Colitis (Clostridium Difficile Colitis)

Pseudotumor Cerebri

Pseudoxanthoma Elasticum

Psoriasis

Psoriatic Arthritis

PSVT (Paroxysmal Supraventricular Tachycardia (PSVT))

Psychological Disorders (Mental Health (Psychology))

Psychosis (Schizophrenia)

Psychosis, ICU (ICU Psychosis)

Psychotherapy

Psychotic Disorder, Brief (Brief Psychotic Disorder)

Psychotic Disorders

PT for Arthritis (Arthritis Physical and Occupational Therapy)

PTCA (Coronary Angioplasty)

PTSD (Posttraumatic Stress Disorder)

Pubertal Gynecomastia (Gynecomastia)

Puberty

Pubic Crabs (Pubic Lice (Crabs))

Pubic Lice (Crabs)

Pudendal Block for Childbirth (Pregnancy: Pain Relief Options for Birth)

Puffy Ankle (Swollen Ankles and Swollen Feet)

Puffy Feet (Swollen Ankles and Swollen Feet)

Pugilistica, Dementia (Dementia)

Pulled Muscle (Sprained Ankle)

Pulmonary Cancer (Lung Cancer)

Pulmonary Edema

Pulmonary Embolism

Pulmonary Fibrosis

Pulmonary Hypertension

Pulmonic Heart Valve Replacement (Heart Valve Disease Treatment)

Pulse Oximetry (Oximetry)

Pulseless Disease (Takayasu Disease)

Pump for Insulin (Insulin Pump For Diabetes Mellitus)

Puncture (Cuts, Scrapes and Puncture Wounds)

Push Endoscopy

Pustular Psoriasis (Psoriasis)

PUVA Therapy (Photochemotherapy)

PVC (Premature Ventricular Contractions)

PVD (Peripheral Vascular Disease)

PXE (Pseudoxanthoma Elasticum)

Pycnodysostosis

Pyelonephritis (Kidney Infection)

Pyknodysostosis (Pycnodysostosis)