15 results
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
in blood flow caused ... by a massive pericardial ... effusion, cardiac ... Depends on the cause ... Pulmonary embolism
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
Tachypnea - Differential ... embolism • Cardiac ... ischemia • Pericardial ... effusion/Tamponade ... • Hypovolemic shock
Left Ventricular Hydatid Cyst on Cardiac MRI 

Illustrative Cardiac MRI image showing a large hydatid cyst
on Cardiac MRI ... Pulmonary embolism ... , anaphylactic shock ... May also cause outflow ... LV #CardiacMRI #clinical
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... exacerbation (any cause ... flow) - Massive pulmonary ... embolism - Pericardial ... #Differential #
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Diagnosis Algorithm Pericardial ... • Effusion ... • Cardiac Tamponade
Causes of Ischemic Stroke - Differential Diagnosis Algorithm
Thrombosis - Atherosclerosis, Arterial Dissection, Fibromuscular Dysplasia
 - Large
infarction • Pulmonary ... embolus • Pericardial ... effusion ... • Shock #Ischemic ... #Stroke #CVA #Neurology
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
Hemopericardium)- Differential ... patients with pulmonary ... OTHER RARE CAUSES ... • PRIMARY Cardiac ... #Differential #
Approach to Undifferentiated Shock - OnePager Summary
Shock occurs when there is inadequate blood flow (CO) &
Pneumothorax, Cardiac ... Tamponade, Pulmonary ... Obstruction (HOCM, critical ... pancreatitis, post-cardiac ... #diagnosis #differential
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... Reduced tissue perfusion ... - Cardiac arrest ... failure - Low cardiac ... output - Acute pulmonary
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
nose deformity • Cardiac ... (UPC) ratio • Cardiac ... EGPA (↓ LVEF, pericardial ... effusion) • PFTs ... Goodpasture's cause