2633 results
Intracranial Hemorrhage (ICH) and Increased Intracranial Pressure (ICP) - Pathophysiology
ICH Management:
1. Manage Blood Pressure
  •
Pathophysiology ICH ... • Spontaneous ICH ... blood volume and ICP ... if needed ICP ... High ICP: 20.
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Prolonged PT (INR ... Prolonged PT (INR ... Prolonged PT (INR ... PTT, Normal PT (INR ... #Differential #
Approach to Elevated aPTT / PT - Differential Diagnosis Algorithm

aPTT: Intrinsic / Final
PT: Extrinsic / Final

By
Elevated aPTT / PT - Differential ... Elevated #aPTT #PT #INR ... Algorithm #Hematology #differential
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
Differential Diagnosis ... TRAUMATIC BRAIN INJURY/ICH ... STElevation #STEMI #Differential
Oxyhemoglobin Dissociation Curve 

Left Shift - decreased unloading of O2 at tissue level (i.e.  increased
affinity) - incr ... acidosis) - incr ... temperature - incr ... #Right #Shift #Differential
Approach to Conjugated Hyperbilirubinemia - Differential Diagnosis Algorithm

1. Definition: T.bili elevation + >20% conjugated
2. Obtain RUQ
Hyperbilirubinemia - Differential ... - rule out non-ICU ... vs ICU causes ... direct #bilirubin #Differential
Important Blood Pressure Targets in the ED
Subarachnoid Hemorrhage: 
    SBP < 140 -
raised ICP: MAP ... 80 Spontaneous ICH ... raised ICP: MAP ... raised ICP: MAP
Effects of H1 Antihistamines at Histamine, Adrenergic, Cholinergic, and Serotonin-Binding Receptors
Cholinergic - Incr Dry mouth, Incr
Cholinergic - Incr ... Dry mouth, Incr ... Urinary retention, Incr ... Hypotension, Incr ... Dizziness, Incr
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
• Hantavirus PCR ... • Autopsy PCR ... • Supportive: ICU
UCSF COVID-19 Adult Clinical Evaluation Guide - Updated April 10 2020

Clinical Presentation
• Fever: hospitalized pts but
35% • AST/ALT incr ... in 61-86%, LDH incr ... % if severe or ICU ... ) • Troponin incr ... in 7-28% -> Incr