10 results
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Arterial Embolism ... • Cardiac: - Atrial ... thrombus - atrial ... fibrillation ... ) - Myxoma
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
Fibroelastoma), Mass (Myxoma ... venous origin of CE material ... non-culprit vessels • Atrial ... Fibrillation ... #diagnosis #differential
Causes of Ischemic Stroke - Differential Diagnosis Algorithm
Thrombosis - Atherosclerosis, Arterial Dissection, Fibromuscular Dysplasia
 - Large
Ischemic Stroke - Differential ... Atherosclerosis, Arterial ... Valvular • Atrial ... fibrillation ... • Bacterial endocarditis
Etiology of Splenic Infarction:
 • Hypercoagulability: Factor V Leiden, Antiphospholipid syndrome, Malignancy
 • Embolic disease: Atrial
Malignancy • Embolic ... disease: Atrial ... fibrillation, PFO ... , Marantic endocarditis ... Infarction #spleen #differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Endocarditis Summary ... Libman Sacks) • Atrial ... myxoma • Hypercoagulable ... night sweats, fever ... Marantic (NTBE) Differential
Causes of Renal Infarction - Differential Diagnosis
Thrombosis: Spontaneous
 • Atherosclerotic disease of aorta and renal artery
Renal Infarction - Differential ... Cardiac source: Atrial ... fibrillation or ... thrombi: Left atrial ... myxoma or other
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... Libman Sacks) • Atrial ... myxoma • Hypercoagulable ... night sweats, fever ... #Differential #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... • Septic emboli ... gangrenosum • Bacterial ... endocarditis ... Vasculopathy #Purpura #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Room Air + Sea Level ... Hypoventilation: CNS ... Atelectasis, Pulmonary Embolism ... Gradient #alveolar #arterial ... Hypoxia #hypoxemia #differential
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... urine, sweat) - its ... / hypoxemia -> focus ... ’s • Reduced Arterial ... Acidosis #Elevation #Differential