15 results
Causes of Low Back Pain - Differential Diagnosis
Intrinsic Spine: Lumbar strain, Herniated nucleus pulposus, Compression fracture,
Causes of Low Back ... Pain - Differential ... Vascular - abdominal aortic ... aneurysm; • ... #primarycare #msk
Aortic Dissection Pearls
Aortic dissection is caused by a tear in the tunica intima, the innermost layer
is caused by a ... chest/abd/back pain ... disease • Cardiac ... aneurysm 3. ... Pulse deficit/differential
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
Acute Abdominal Pain ... (<72 hours) - Differential ... quadrant: R/O cardiac ... Ruptured abdominal aortic ... aneurysm • Pancreatitis
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
- Differential ... e.g. fractured long ... Peripheral/Mycotic Aneurysm ... Vascular #JointPain #MSK ... #Orthopedics #Causes
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Hemoptysis - Differential ... Goodpasture's, SLE Cardiac ... AVM, Thoracic aortic ... aneurysm Misc ... Diagnosis #pulmonary #causes
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... (most common: lung ... : • Aorta: Dissection ... , Aneurysm • Pancreas ... Diagnosis #causes
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Limb ischemia • Aortic ... /Iliac artery aneurysms ... #differential # ... lower #extremity #msk
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Causes - Differential ... Long-standing vs ... Epigastric: Consider cardiac ... • Abdominal aortic ... aneurysms • Acute
This is a parasternal long axis view of a young patient presenting with 3 days of
a parasternal long ... He had no chest pain ... In this case, the ... EM #Radiology #POCUS ... #CardiacUS #ParsternalLong
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