Which of the following test results can be abnormal in a patient with classic von Willebrand’s disease?

A 71‐year‐old man admitted at the hospital, underwent to primary right hip arthroplasty. Patient received antibiotic post-op prophylaxis with cefazolin. At discharge, none sign of local inflammation or infection was evident. After 20 days from discharge, patient was admitted back to the hospital for the presence of secretion of the wound. Samples for wound bacterial culture were collected, and the patient was empirically treated with amikacin  and teicoplanin. Elevated serum C reactive protein (PCR) 131 mg/L (normal value,

A patient with values of RBC = 4.01×1012/L,Hgb = 12.5 g/dl and Hct = 37.2% has the following RBC indices:

Describe which instrument/method was used at your clinical site for performing antibiotic susceptibility.

Antibody-coated red cells that have their antibodies stripped in the spleen usually reappear in the circulation as:

What of the following is a definitive sign of intravascular lysis?

A streptozyme test is performed, but the results were negative, even though the patient showed clinical signs of a streptococcal throat infection.  What should be done next?

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