19 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
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
Pulse Abnormalities ... - Differential ... aneurysmAortic ... pressure >10mmHg: • Cardiac ... Diagnosis #Algorithm #causes
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
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... herniation • Anatomic abnormalities ... : • Aorta: Dissection ... , Aneurysm • Pancreas ... Diagnosis #causes
Mediastinal Mass - Differential Diagnosis Framework

Anterior Mediastinal Mass - 5T’s
 • Thymic neoplasm
 • Teratoma (or
Mediastinal Mass - Differential ... (Aneurysm) Middle ... aneurysm and aortic ... breath • Chest pain ... Mediastinal #Mass #Differential
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
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