14 results
Causes of Low Back Pain - Differential Diagnosis
Intrinsic Spine: Lumbar strain, Herniated nucleus pulposus, Compression fracture,
Causes of Low Back ... Vascular - abdominal aortic ... aneurysm; • ... BrighamChiefs #Lower ... #primarycare #msk
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
Pulse Abnormalities ... - Differential ... aneurysmAortic ... pressure >10mmHg: • Cardiac ... Diagnosis #Algorithm #causes
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
(<72 hours) - Differential ... quadrant: R/O cardiac ... Lower quadrant ... Ruptured abdominal aortic ... aneurysm • Pancreatitis
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 ... BP • New AR
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 ... herniation • Anatomic abnormalities ... Referred Pain: • Aorta ... : Dissection, Aneurysm ... #Diagnosis #causes
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
- Differential ... Epigastric: Consider cardiac ... causesLower ... • Abdominal aortic ... aneurysms • Acute
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 ... EKG: Conduction abnormalities
Leg Pain - Differential Diagnosis Framework

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

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
pulmonary and renal abnormalities ... the upper and lower ... tract, and often causes ... Thrombosis and arterial aneurysms ... aneurysm • Medium