Question 71

When does the newer chronic kidney disease (CKD) guidelines recommend stopping metformin?
  • Question 72

    In a study where Rivaroxaban was compared to Enoxaparin to find total VTE following HIP replacement surgery, there were 17 total VTE out of 1513 patients in the Rivaraoaban group and 57 total VTE out of 1473 patient in the enoxaparin group.
    What is the absolute risk reduction of using Rivaroxaban over Enoxaparin?
  • Question 73

    LN is 84 YOM who is in hospital for a back surgery. His height is 5 feet and 4 inches, weight 85 kg and NKDA.
    His past medical history includes hypertension, diabetes mellitus, major depression, hypothyroidism and chronic back pain. Post-op day 1, LN's medication includes Dexamethasone 8 mg iv q6h with taper dosing, Ondansetron 4mg iv q6h prn for N/V, Levothyroxine 0.075 mg po daily, Lisinopril 10mg po daily, Citalopram
    20mg po daily, Docusate sodium / Senna 1 tab po twice a day, Bisacodyl 10mg suppository daily prn for constipation, Famotidine 20mg iv q12hr, Metoclopramide 10mg iv q6h, Metformin 500mg po bid, D51/2NS with
    20K at 125mls/hour and Hydromorphone PCA at 0.2mg/hour of basal rate, demand dose 0.1mg. lock-out every
    6min, one hour limit 2.2mg/hour. Pertinent morning labs includes serum creatinine 1.4mg/dl, Mg 1.5mg/dl, K
    5.0mmol/L, Na 135 mmol/L.
    Which of the following medication may cause psychotic episode such as emotional lability, hallucinations, mania, mood swings and schizophrenic reasons?
  • Question 74

    WM did not receive influenza vaccine prior to the start of this season, it's now December. He did get influenza vaccine last year. Which of the following is correct course of action?
  • Question 75

    In the US Nurses' Health Study (NHS) cohort study, where they looked at association of regular aspirin use (≥two 325 mg tablets/week) and colorectal cancer in 82,911 women found (RR, 0.77; 95% CI, 0.67-0.88) over
    20 years of follow-up.
    In an another analysis of the NHS, regular aspirin use, investigator also found (hazard ratio [HR]=0.72, 95% CI
    0.56-0.92), what does this say about the mortality from colorectal cancer? How can this data best be interpreted?