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|
|
Nonpregnant
|
1st Trimester
|
2nd Trimester
|
3rd Trimester
|
| HR
|
70
|
78
|
82
|
85
|
| SBP
|
115
|
112
|
112
|
114
|
| DBP
|
70
|
60
|
63
|
70
|
| Hcrt
|
40
|
36
|
33
|
34
|
| WBC
|
7.2k
|
9.1k
|
9.7k
|
9.8k
|
- TV increases 40% (700 cc)
- MV increases 40% (10.5 L/min)
- FRC decreases 25% (1300ml)
- HR increases 15-20 bpm (75-95 bpm)
- MAP increases 10 mmHg (80 mmHg)
Labs
- Increased ESR ~78
- Decreased PaCO2 ~30
- ECG with Qs in III & aVF, left axis
- Beta-HCG Levels
- Decreased hematocrit (32-34%) due to increased plasma volume
- Decreased BUN and creatinine (<0.8mg/dL)
- GFR increases up to 60% (140ml/min)
- Decreased Bicarb
- Increased WBC count (5k-15k)
- Decreased PLTs
- Increased D-dimer and Fibrinogen
See Also
References
- ↑ Kuklina EV, Ayala C, Callaghan WM. Hypertensive disorders and severe obstetric morbidity in the United States. Obstet Gynecol 2009; 113:1299-1306.
