Infection over the<unk>  site
Anatomic obstruction (thrombosis of target vein, other anatomic variance)
Site-specific
Subclavian - trauma/fracture to ipsilateral clavicle or proximal ribs
Subclavian - trauma/fracture to ipsilateral clavicle or proximal ribs
Coagulopathy (see below)
Distortion of landmarks by trauma or congenital anomalies
Prior vessel injury or procedures
Morbid obesity
Uncooperative/combative patient
Preferentially use a compressible site such as the femoral location (avoid the IJ and subclavian if possible, though IJ preferred over subclavian)
No benefit to giving FFP unless artery is punctured
However, consider giving FFP if patient has hemophilia
However, consider giving FFP if patient has hemophilia
Dialysis catheter placement
Iridodialysis
IV fluid resuscitation
Urinary alkalinization
Austere peritoneal dialysis
Theraputic peritoneal lavage
Whole bowel irrigation
Hemodialysis/Hemoperfusion