44 results
Vasopressors - Charted by Vasoconstriction, Vasodilation, and Inotropy
 - Dobutamine
 - Milrinone 
 - Vasopressin
 -
Vasopressors - Charted by Vasoconstriction ... #Vasopressors #Vasoconstriction
Hepatorenal Syndrome - Diagnosis and Management Summary
Who gets HRS?
 • Decompensated cirrhosis
 • Typically with existing
Splanchnic/extrarenal vasoconstriction ... agonist of a1 (↑ vasoconstriction ... agonist, Splanchnic vasoconstriction ... regardless of vasoconstrictor
Hepatorenal Syndrome (HRS)

Definition:
• Functional, potentially reversible kidney impairment.
• Occurs in advanced liver disease: cirrhosis, severe alcoholic
perfusion + ↑ renal vasoconstriction ... • Renal vasoconstriction ... substituted as the vasoconstrictor ... • Vasoconstrictor
Pharmacological Treatment of Hepatorenal Syndrome (HRS)

Midodrine - Alpha agonist incr blood pressure incr renal perfusion pressure
Vasoconstriction ... Systemic vasoconstriction
Hepatorenal Syndrome Treatment
Volume expansion: 
 • Albumin (typical dose = 1g/kg on day 1 +/- day
oral systemic vasoconstrictor ... selective splanchnic vasoconstrictor
Stroke - Differential Diagnosis Algorithm and Management
Hemorrhagic:
 • Intracerebral: HTN, Cerebral Amyloid Angiopathy, Trauma, Bleeding Diathesis,
Atherosclerosis, Dissection, Vasoconstriction
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Reversible cerebral vasoconstriction
Major Physiological Effects of Angiotensin II

Altered Peripheral Resistance
I. Direct vasoconstriction
II. Enhancement of peripheral noradrenergic
neurotransmission:
  A.
Direct vasoconstriction ... Direct renal vasoconstriction
Staging of Skin Mottling

Mottling is less sensitive, but more specific for hypoperfusion and elevated mortality (figure
active endogenous vasoconstriction
Raynaud's Syndrome - Washing off under hot water wath.

Raynaud phenomenon is an exaggerated vasoconstrictive response of
an exaggerated vasoconstrictive