Letter P
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PULMONARY HYPERTENSION
Increased pressure in the pulmonary arteries.
PULMONARY NODULE
A white dot in the lung on a chest x-ray. This may represent early cancer. Alternatively, this can be associated with an infection, inflammation or metastatic disease. Also known as “nodule” or “lung nodule”.
PULMONARY VASCULAR CONGESTION
Early stage of pulmonary edema (fluid in the lungs).
PULMONARY VESSELS
Pulmonary arteries and veins.
PUNCTATE CALCIFICATION
A calcification that is less than 0.5 mm in size.
PUTAMEN
Located in the central part of the brain. Sometimes it is called the basal ganglia. It can be a common location of stroke or hemorrhage related to high blood pressure.
PYELONEPHRITIS
Infection of the kidney(s).
PYRIFORM SINUS
A small air pocket located behind and above the vocal cords. Fluid, debris, or even cancer can occur here.