32 results
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Causes of Severe ... - Differential ... Diagnosis Acute ... Aneurysms and Dissection ... #Diagnosis #Causes
Causes of Low Back Pain - Differential Diagnosis
Intrinsic Spine: Lumbar strain, Herniated nucleus pulposus, Compression fracture,
Causes of Low Back ... Vascular - abdominal aortic ... aneurysm; • ... #Diagnosis #causes ... #primarycare #msk
Etiology of Splenic Infarction:
 • Hypercoagulability: Factor V Leiden, Antiphospholipid syndrome, Malignancy
 • Embolic disease: Atrial
, Marantic endocarditis ... Splenic artery aneurysm ... spleen syndrome BWH ... Infarction #spleen #differential ... #diagnosis #causes
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Goodpasture's, SLE Cardiac ... regurgitation, Tricuspid endocarditis ... AVM, Thoracic aortic ... aneurysm Misc ... #causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Diagnosis Algorithm ... e.g. fractured long ... Peripheral/Mycotic Aneurysm ... Vascular #JointPain #MSK ... #Orthopedics #Causes
Aortic Dissection Pearls
Aortic dissection is caused by a tear in the tunica intima, the innermost layer
is caused by a ... disease • Cardiac ... aneurysm 3. ... Pulse deficit/differential ... #Dissection #diagnosis
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
Abnormalities - Differential ... Diagnosis Algorithm ... aneurysmAortic ... pressure >10mmHg: • Cardiac ... #causes
Stroke Etiologies
Hemorrhagic (IPH, SAH)
Ischemic
 - Large Vessel Atherosclerosis
 - Cardioembolic: Atrial fib, prosthetic valves, LV aneurysm,
prosthetic valves, LV aneurysm ... , Endocarditis, ... EricsMedicalLectures/ #Stroke #causes ... #differential # ... diagnosis #neurology
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
(<72 hours) - Differential ... Diagnostic Algorithm ... quadrant: R/O cardiac ... Ruptured abdominal aortic ... aneurysm • Pancreatitis
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... CA • Involves aortic ... lesions • Mycotic aneurysm ... Marantic (NTBE) Differential ... block, annular or aortic