The standard<unk> of a coronary guidewire is 175-190 cm.  The standard<unk> of an exchange<unk> coronary guidewire is 270-400 cm.
Guidewire lengths
Guidewire tip diameters
Guidewire core diameters
French catheter scale
Guidewire wisper wire
Molecular mass
Concussion classification
QRS axis and voltage