- Pain
- Pain, Postoperative
- Parasitemia
- Paratyphoid Fever
- Patellar Dislocation
- Patellofemoral Pain Syndrome
- Patient Discharge
- Pemphigoid, Bullous
- Peritoneal Dialysis
- Personality Disorders
- Phantom Limb
- Pharyngitis
- Picornaviridae Infections
- Pneumonia
- Pneumonia, Bacterial
- Pneumonia, Viral
- Pre-Eclampsia
- Pregnancy
- Pregnancy Complications
- Pregnancy Complications, Hematologic
- Pregnancy, Multiple
- Premature Birth
- Prenatal Exposure Delayed Effects
- Pressure Ulcer
- Procedural Sedation
- Proteinuria
- Pseudomonas Infections
- Psoriasis
- Psychomotor Agitation
- Psychotic Disorders
- Pulmonary arterial hypertension
- Pulmonary Atelectasis
- Pulmonary Disease, Chronic Obstructive
- Pulmonary Embolism
- Purpura, Schoenlein-Henoch
- Pyelonephritis