FIRST PUBLISH OCTOBER 2024
AHN 552 - Endocrine - Insulin &
Formulas Exam Study Guide 2024
Formula for corrected sodium - Ans:✔✔-Corrected Na = Na + 1.6(Gluc in mg/dL - 100)/100
Formula to calculate serum osmolality - Ans:✔✔-mOsm/L = 2(Na+K) + Glucose/18
Cushings = ___ Na, ___ K+ - Ans:✔✔-^^^ Na, hypokalemia
Addisons = ___ Na, ___ K+ - Ans:✔✔-hyponatremia, ^^^ K+
Peak time for Humalog (Lispro) - Ans:✔✔-1-1.5 hrs
Peak time for Regular Insulin - Ans:✔✔-2 hrs
Peak time NPH - Ans:✔✔-6-7 hrs
Peak time for Apidra - Ans:✔✔-30-90 min
Why is routine use of Bicarb not recc in tx of DKA - Ans:✔✔-it can cause cerebral edema and worsen
hypokalemia
Metformin is not recc for pts with a Crt of > - Ans:✔✔-1.4 in women or 1.5 in men
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FIRST PUBLISH OCTOBER 2024
how do you dx somogyi effect & dawn effect? - Ans:✔✔-SMBG @ 3 am
In DKA, BG is usually > ___ - Ans:✔✔-250
In HHA, BG is usually >____ - Ans:✔✔-600
How do you convert NPH to Lantus? - Ans:✔✔-1:1 ratio if NPH is given once a day. NPH BID - Lantus
dosing will be 80% of total daily NPH today.
3 causes of fasting hypoglycemia - Ans:✔✔-1. pancreatic B Cell tumor
2. Extra-pancreatic tumors
3. Surreptitious Administraition of Insulin or Sulfonyureas
4 causes of postprandial hypoglycemia - Ans:✔✔-1. alimentary
2. occult diabetes mellitus
3. function
4. non-insulinoma pancreatogenesis hypoglycemia syndrome
How do you initiate Lantus based on Weight? - Ans:✔✔-0.1-0.2 unit/kg of body weight
3 s/s associated with cerebral edema - Ans:✔✔-1. Bicarbonate tx
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