PTC (percutaneous transhepatic cholangiography)
Cholangiography, percutaneous transhepatic.
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- PTCA
Percutaneous transluminal coronary ‘angioplasty.
- Pterygium
A wing-like triangular membrane. Although a pterygium can be anywhere, including behind the knee, it commonly refers to a winglet of the conjunctiva. This pterygium may extend across the white of the eye, toward the inner corner of the eye. It is caused by prolonged exposure of the eyes to wind and weather, or it […]
- PTHC (percutaneous transhepatic cholangiography)
Cholangiography, percutaneous transhepatic.
- Ptosis
Downward displacement. For example, ptosis of the eyelids is drooping of the eyelids.
- Ptosis of the eyelids, adult
Drooping of the upper eyelids in adults, most commonly due to separation of the tendon of the lid-lifting (levator) muscle from the eyelid. This may occur with age, after cataract or other eye surgery, an injury, eye tumor or a complication of other diseases involving the levator muscle or its nerve supply, such as diabetes. […]