- PAD
- Paget Disease of the Breast
- Paget’s Disease of the Bone
- Pancreatic Cancer
- Pancreatitis
- Panic Disorder
- Paraneoplastic Syndromes
- Paresthesia
- Parkinson's Disease
- Parvovirus Infection
- Patellar Tendinitis
- Patellofamoral Syndrome
- Patent Ductus Arteriosus
- PCL Injury
- Peanut Allergy
- Pectus Carinatum
- Pectus Excavatum
- Pediatric Blood Cell Disorders
- Pediatric Brain Tumors
- Pediatric Thrombocytopenia
- Pelvic Organ Prolapse
- Pemphigus
- Penicillin Allergy
- Peptic Ulcer
- Pericarditis
- Perimenopause
- Periodontitis
- Peripheral Nerve Tumors
- Peripheral Neuropathy
- Peritonitis
- Pernicious anemia
- Pet Allergy
- Peyronie's Disease
- Phantom Pain
- Phenylketonuria (Pku)
- Pheochromocytoma
- Phobias
- PID
- Pilonidal Cyst
- Pinched Nerve
- Pink Eye (Conjunctivitis)
- Pinworm Infection
- Pituitary Tumors
- Pityriasis Rosea
- Placenta Accreta
- Placenta Previa
- Placental Abruption
- Plague
- Plantar Fasciitis
- Plantar Warts
- Pleurisy
- Pneumonia
- Pneumonitis
- Pneumothorax
- Poems Syndrome
- Poison Ivy Rash
- Poison Oak Rash
- Poison Sumac Rash
- Polio
- Polycystic Kidney Disease
- Polycystic Ovary Syndrome
- Polycythemia Vera
- Polyhydramnios
- Polymorphous Light Eruption
- Polymyalgia Rheumatica
- Polymyositis
- Polyps
- Poor Color Vision
- Popliteal Artery Aneurysm
- Porphyria
- Post-Concussion Syndrome
- Post-Nasal Drip
- Post-Polio Syndrome
- Posterior Cortical Atrophy
- Postherpetic Neuralgia
- Postpartum Depression
- Postpartum Preeclampsia
- Postpartum Thyroiditis
- Pouchitis
- Prader-Willi Syndrome
- Precocious Puberty
- Prediabetes
- Preeclampsia
- Prehypertension
- Premature Birth
- Premature Ejaculation
- Premature Ovarian Failure
- Premature Ventricular Contractions
- Premenstrual Syndrome (PMS)
- Presbyopia
- Prescription Drug Abuse
- Preterm Labor
- Priapism
- Primary Aldosteronism
- Primary Biliary Cirrhosis
- Primary Immunodeficiency
- Primary Lateral Sclerosis
- Primary Progressive Aphasia
- Proctitis
- Progeria
- Prolactinoma
- Prostate Cancer
- Prostatitis
- PSC Of The Liver
- Pseudocyst
- Pseudogout
- Pseudomembranous Colitis
- Pseudotumor Cerebri
- Psoriasis
- Psoriatic Arthritis
- PSP Disease
- PTSD
- Pubic Lice
- Pulmonary Atresia
- Pulmonary Edema
- Pulmonary Embolism
- Pulmonary Fibrosis
- Pulmonary Hypertension
- Pulmonary Valve Disease
- Pulmonary Valve Stenosis
- Pyloric Stenosis