When are troponins released after injury?
6 hours → 3 days
Troponin peaks when?
18-24 hours after sx
How long can troponins stay elevated?
10 days
When is CK elevated in MI
within 3-6 hours
When does CK peak?
18-24 hours
When does CK return to normal?
2-3 days
NYHA class I
BNP = 100-300 pg/mL
NYHA class I description
no sx, no limits
NYHA class II
BNP >300 pg/mL
NYHA class II description
mild sx, slight limits
NYHA class III
BNP >600 pg/mL
NYHA class III description
marked limits; only comfortable @ rest
NYHA class IV
BNP > 900 pg/mL
NYHA class IV description
severe; sx @ rest
When are blood lipids most accurate?
Before MI or within 6 weeks of injury
Borderline high total cholesterol
200-239
High total cholesterol
≥240
Borderline high LDL
130-159
High LDL
160-189
Very high LDL
≥190
Borderline high triglycerides
150-199
High triglycerides
200-499
Very high triglycerides
≥500
Leukopenia WBCs
<4.0 109/L
Neutropenia WBCs
<1.5 109/L
Moderate neutropenia WMCs
0.5-1.0 109/L
Severe neutropenia
<0.5 109/L
Thrombocytopenia
<150 k/uL
Need transfusion
Platelets <20 k/uL
Polycythemia Hb
>20g/dL
Anemia Hb
<5-7g/dL
Polycythemia Hct
>60%
Anemia Hct
<15-20%
D-Dimer + test
>400-500 ng/mL
INR therapeutic range for VTE, PE, a-fib
2-3
INR therapeutic range for high-risk pts
2.5-3.5
aPTT spontaneous bleeding
>70 seconds
aPTT therapeutic for anticoagulant effectiveness
60-109 secs
PT high risk for bleeding into tissues
>25 secs
Hypernatremia
>145
Hyponatremia
<130
Hyperkalemia
>5.5
Hypokalemia
<3.5
Hypernatremia leads to
impaired cognition; tachycardia
Hyponatremia leads to
impaired cognition; orthostatic hypotension
Hyperkalemia leads to
risk of cardiac issues
Hypokalemia leads to
sensations, hypotension, constipation
Hypercalcemia leads to
heart issues
Hypocalcemia leads to
impaired cognition
Hyperchloremia leads to
decreased LOC?
Hypochloremia leads to
need of motor function / LOC monitoring
Hyperphosphatemia leads to
heart issues, N/V
Hypomagnesemia leads to
EKG changes (PVC→V-tach→V-fib)
Increased BUN leads to
?HTN, fluid retention, itchy/dry skin, dyspnea
Increased serum creatinine leads to
less pee, dark urine, low fever, HA, dyspnea
Hyperglycemia
>200
Hypoglycemia
<70
Dx of diabetes
FPG>126 OR 2 hours glucose >200
HbA1C pre-diabetes
5.7-6.4
HbA1C diabetes
>6.5