Background Same-day total hip arthroplasty (THA) and total knee arthroplasty (TKA)
continue to gain popularity in the United States. The present study sought to quantify recent …

Dear Editor, We read with great interest and appreciate the article titled “Intraoperative blood
loss and haemoglobin drop in patients with developmental dysplasia of the hip in Jordan …

1. The editorial states that 'numerous recent randomized studies have shown that aspirin at
a dosage of 81 or 325 mg twice per day is an effective and safe modality for venous …

To the Editor We have some comments about the CRISTAL study, 1 which investigated the
effect of aspirin vs enoxaparin on symptomatic venous thromboembolism (VTE) in patients …

Introducción El objetivo de este estudio fue evaluar la eficacia de la aspirina vs. las
heparinas de bajo peso molecular (HBPM) para la profilaxis del tromboembolismo venoso …

Review of Article: CRISTAL Study Group. Effect of aspirin vs. enoxaparin on symptomatic
venous thromboembolism in patients undergoing hip or knee arthroplasty: The CRISTAL …

BACKGROUND: Thromboprophylaxis for prevention of venous thromboembolism has
significantly decreased morbidity and mortality for post-operative patients over the previous …

1. Sidhu VS, Kelly TL, Pratt N, et al; CRISTAL Study Group. Effect of aspirin vs enoxaparin on
symptomatic venous thromboembolism in patients undergoing hip or knee arthroplasty: the …

Introducción: El objetivo de este estudio fue evaluar la eficacia de la aspirina vs. las
heparinas de bajo peso molecular (HBPM) para la profilaxis del tromboembolismo venoso …

We thank Parvizi et al for their editorial and interest in our trial. However, we consider most
of their concerns to be unfounded. As we were not afforded the opportunity to review their …