2. Endocrine 1 - Diabetes Flashcards
poor periop glycemic control risks
incr CV
hyper/hypoglycemia
DKA
HHS
DKA is more likely in what pts
T1D
what makes DKA worse
sress
DKA Glu levels
> 250 mg/dL
DKA electrolyte abnormaliteis
High K+
low Phos
HHS is more common in
T2D
HHS Glu levels
Glu > 600 mg/dL
HHS diagnostic criteria
hyperglycemia
hyperosmolarity
dehydration
HHS osmolarity
plasma osm > 350 mOsm/L
biguanide drug
metformin
biguanide indication
T2D
biguanide mechanims
activated AMP kinase
biguanide SE
decr hepatic glu production
incr sk muscle glu metabolism
lactic acidosis
GI symptoms
do biganides have hypoglycemia risk
NO
biguanide DOA
8-12 hrs
biguanide dosing
bid (2x daily)
qd (4x daily)
biguanide CI
renal insufficiency (Cr > 1.5 mg/dL)
HF
contrast dye
sulfonurea drug
glyburide
sulfonurea mech
closes K-ATP channel on beta cell membrane
sulfonurea SE
incr insulin secretion
hypoglycemia
weight gain
do sulfonurea have risk of hypoglycemia
yes
which drug class has highest risk of hypoglycemia
sulfonurea (glyburide)
sulfonurea DOA
12-24 hrs
sulfonurea CI
renal insufficiency
meglitinides drug
Repaglinide
meglitinides mech
closed K-ATP channels on beta cell membrane
meglitinide SE
incr insulin secretion
hypoglycemia
do meglitinides have risk for hypoglycemia
yes
meglitinde DOA
12-14 hrs
thizolidinediones drug
pioglitazone
thizolidinediones indication
T2D
thizolidinediones mech
activate nuclear transcription factor PPAR-gama
thizolidinediones SE
incr insulin sensitivity
edema
do thizolidinediones have hypoglycemia
NO
thizolidinediones DOA
12-24 hrs
thizolidinediones CI
systolic HF
alpha glucosidase inhibitor
acarbose
alpha glucosidase inhibitor mech
inhibits intestinal alpha glucosidase
alpha glucosidase SE
no intestinal carb digestion/absorption
do alpha glucosidase inhibitors cause hypoglycemia
no
DPP4 inhibitor
sitagliptin
DPP4 inhibitor mech
inhibits DDP4 activity which increases incretins
DPP4 SE
incr insulin secretion
decr glucagon secretion
pancreatitis
DPP4 DOA
24 hrs