29 results
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Positional Vertigo (BPPV ... consistent with BPPV ... ) • Epley maneuver ... maneuver: Ineffective ... Labyrinthitis #diagnosis
Shock Classification and Differential Diagnosis
SHOCK
 • MAP <65, SBP <90, drop in SBP > 40
 •
Shock Classification ... and Differential Diagnosis ... Decompensated CHF, Severe ... #Classification ... #Differential #Diagnosis
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... Diagnosis by Classification ... a.k.a. neurogenic shock ... #Differential #Diagnosis ... #Classification
Lactic Acidosis Classification - Type A vs Type B
Type A Lactic Acidosis: Sepsis, Ischemic bowel, Hemorrhagic
Lactic Acidosis Classification ... bowel, Hemorrhagic shock ... Hypoperfusion, Cardiogenic shock ... Metformin, HIV reverse ... #TypeA #TypeB #diagnosis
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Shock - Differential ... Diagnosis Framework ... High CO / Low SVR ... Low CO / High SVR ... #Differential #Diagnosis
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
Shock Classification ... valvular disease. severe ... myocarditis, or severe ... #criticalcare #diagnosis ... #classification
Causes, classification and compensatory responses to shock.

Shock can be caused by any pathological process that leads
Causes, classification ... Shock can be caused ... (as occurs in severe ... #Diagnosis #CriticalCare ... Causes #Types #Classification
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... Diagnosis Framework ... poor PO intake, severe ... uw_IMresidency #Shock ... #Differential #Diagnosis
Dix-Hallpike Maneuver for BPPV

Procedure:
1. Make the patient sit on examination table, such that the shoulders would
for BPPV Procedure ... Make the patient sit ... Repeat the entire ... #BPPV #Instructions ... #Diagnosis #neurology
Shock Classification
Shock Definition: State of cellular and tissue hypoxia due to: reduced oxygen delivery, increased oxygen
Shock Classification ... Neurogenic → in severe ... Anaphylactic → severe ... #Classification ... #Types #diagnosis