#5: endocrine emergencies

Question 1

Typical DKA Labs: (4)

Answer 1

pH <7.3 w. moderate ketonemia constitute the DX
>12 mEq/L anion gap
<15 mEq/L bicarbonate
>250 mg/dL blood glucose

Question 2

Lab Goals of DKA with admission: (3)

Answer 2

bicarbonate >/= 18
venous pH >7.3
glucose <200 mg/dL

Question 3

DKA priorities: (3)

Answer 3

1- IVF
2- Correct K+ derangements (<3.3 then NO insulin)
3- insulin

Question 4

HHS Labs: (5)

Answer 4

• serum GLU >600 mg/dL
• arterial pH >7.3
• elevated calculated plasma osmolality of 315 mOsm/kg
• serum bicarbonate >15 mEq/L
• serum ketones are negative

Question 5

Osmolarity levels >______ result in cognitive impairment lethargy & coma

Answer 5

320 mOsm/kg