arpita 1-1.pptx management of nursing service and education
Pathophysiology of Chronic HPN with Superimposed Pre- eclampsia
1. PATHOPHYSIOLOGY
Chronic Hypertension with Superimposed Preeclampsia
PREDISPOSING FACTORS
-Age (42y/o)
-Family History HTN
-Medical History
PRECIPITATING FACTORS
-High-salt,high-fatdiet
Activation of Sympathetic
Nervous System
Endothelial damage
- heart rate
- cardiac contractility
- produces widespread vasoconstriction
in the peripheral arterioles
uterine placental blood flow
-severe headache
-dizziness
- vomiting
-loss of normal balance
-Muscle Strength
Grading 2/5, left side of
the body
-unable to sit without
support
VASOPASMS
Peripheral resistance
Abnormal clottingoccurs
N.O., Prostacyclin, Endothelin
renal perfusion
Angiotensin IAngiotensinogen
renin
Juxtaglomerular cells
ELEVATED BP
compression of brain
A-C-E
Acute Cerebellar Hemmorhage
Increased IOP
Premature delivery
Adrenal cortex
Angiotensin II
aldosterone
Na reabsorption
H2O reabsorption
Arteriolar vasoconstriction
-blurringof vision