Question 71
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 8mg iv q6h with taper dosing, Ondansetron 4mg iv q6h prn for N/V, Levothyroxine 0.075mg 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 135mmol/L.
It is recommended to monitor complete blood count in patients on chronic metformin because of what reason?
Question 72
How many kcal per gram does IV dextrose provide?
Question 73
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?
Question 74
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 8mg iv q6h with taper dosing, Ondansetron 4mg iv q6h prn for N/V, Levothyroxine 0.075mg 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 135mmol/L. The bioavailability of levothyroxine is roughly 50%.
The physician requests you for a dose recommendation to convert her home dose of 75mcg po daily to intravenous.
What would be the appropriate intravenous dose?
Question 75
You get an order for 5% amino acid 15% dextrose premixed parenteral nutrition solution, 2 L at 83mls/hr. Your pharmacy technician tells you there is manufacture's backorder on those. How many ml of 20% dextrose would you need to provide the same amount of dextrose in 24 hrs?