27 results
Causes of Low Back Pain - Differential Diagnosis
Intrinsic Spine: Lumbar strain, Herniated nucleus pulposus, Compression fracture,
Causes of Low Back ... Connective tissue disease ... Referred: • Vascular ... - abdominal aortic ... aneurysm; •
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea ... - Differential ... dysfunction, Goiter Abdominal ... Ascites, Intra-abdominal ... #Causes #Differential
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Chronic Abdominal ... Pain Causes - Differential ... genitourinary causes ... aortic aneurysms ... #Causes #Differential
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Causes of Severe ... Regurgitation - Differential ... Valvuoplasty • Aorta ... Injury to Root Chronic ... Thoracic Aortic Aneurysms
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Disease Coronary ... Artery Disease ... Kyphoscoliosis • Abdominal
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Erythrocytosis) - Differential ... 90%, Abnormal Abdominal ... Sleep Apnea • Chronic ... #Hematology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Demyelinating Disease ... Syringomyelia, Tetanus, Transverse ... Mononeuritis multiplex, Phrenic ... #differential #
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Myeloproliferative disease ... atheroemboli) • Aorta ... coagulation and other causes ... #differential # ... diagnosis #vascular
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
in 24h Airway disease ... Kaposi's sarcoma • Rheumatologic ... Heart failure Vascular ... Thoracic aortic aneurysm ... Diagnosis #pulmonary #causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Eosinophilia, asthma, chronic ... tract, and often causes ... < 30 years - Aorta ... purpura: strong sign ... #diagnosis #rheumatology