Coagulation Laboratory

Partial Thromboplastin Time (PTT)

Blue (Sodium citrate)

Completely filled tube

N/A

Room temperature

Specimen must be received within 4 hours of collection.

Specimens that are inadequately filled; hemolyzed/clotted specimens.

Stat - 45 Min., Routine - 90 Min.

Inhibitor Screen (INH) if MD requested.

85730, inhibitor screen = 85335

Main Number: 215-590-1000
Physician Referral Service: 1-800-879-2467
Coordinates: 39.9486937, -75.1929596
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