14 results
Shock Classification and Differential Diagnosis
SHOCK
 • MAP <65, SBP <90, drop in SBP > 40
 •
Shock Classification ... and Differential ... Failure, Toxins/Medications ... Pneumothorax, Cardiac ... #Differential #
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... Diagnosis by Classification ... contractility) - Acute MI ... #Diagnosis #Classification ... #Table #CriticalCare
Bedside Classification of Shock

Hypovolemic shock 

- Vomiting, diarrhea, overdiuresis 

- Hemorrhage (GI, peritoneal, RP) 

Distributive shock
Bedside Classification ... Anaphylaxis - Post-cardiac ... Endocarditis - Post-MI ... CM #Shock #Classification ... Cardiogenic #Comparison #Table
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Diagnosis by Classification ... depletion - Medication ... #Syncope #Differential ... #Table #Causes
Major neurocognitive disorders (MNCD): Diagnosis and workup 

1) Clinical diagnosis Cognitive impairment + loss of autonomy
2)
MRI, iADL scale, ... - 25% genetic component ... MNCD #Dementia #Differential ... #Subtypes #Classification
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... failure, acute MI ... → tension PTX, cardiac ... uw_IMresidency #Shock #Differential ... #Diagnosis #table
Inpatient Cath Lab Indications
Cath Lab ASAP:
STEMI
NSTEMI:
1. Unstable/cardiogenic shock
2. Severe LV dysfunction or
3. Recurrent/persistent rest angina despite
Inpatient Cath Lab Indications ... New/worsening MR ... Rx: NSTEMI/UA: stable ... Inpatient #CathLab #Indications ... #Cardiac #catheterization
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... • Anemia • Medications ... • Migraine Cardiac ... Contractility: • MI ... Stenosis • Cardiac
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Renal Loses - Medications ... Hypomagnesemia #Differential ... Low #Magnesium #Table ... #Classification
Approach to Undifferentiated Shock - OnePager Summary
Shock occurs when there is inadequate blood flow (CO) &
), LV Failure (MI ... Pneumothorax, Cardiac ... pancreatitis, post-cardiac ... thyrotoxicosis), Medications ... Shock #diagnosis #differential