Skyscape Web Viewer : MobileDDx™ - Differential Diagnosis Tool : Symptoms Index

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Parotid swelling
Paroxysmal nocturnal dyspnea Mitral Regurgitation Congestive Heart Failure Mitral Stenosis
Partial membrane
Passage of decidual cast
Patchy infiltrates
Pathologic Fracture Multiple Myeloma Bone Pain & Pathologic Fractures
Occasional occurrence without bubo
Occult GI Bleeding
Occurs with sleep
Ocular paralysis
Olfactory Dysfunction
Oligomenorrhea & Amenorrhea
Onset 4-14 days post injury
Onset usually in 3rd decade
Open comedones
Ophthalmic abnormalities
Opisthotonos
Optic Neuritis
Oral Leukoplakia
Oral Ulcers
Osmolar Gap
Otitis media
Ovarian Cancer
Ovarian tumors
Overlying edema
P2, Loud
Pain, Ankle
Pain, Bone
Pain, Calf
Pain, Chest, Pleuritic