27 results
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
• Reactive (e.g ... Enteropathic (e.g ... Enteropathic (e.g ... Inflammatory #JointPain #MSK ... #Orthopedics #Causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Septic Embolism (e.g ... Fat Embolism (e.g ... Mycotic Aneurysm (e.g ... Vascular #JointPain #MSK ... #Orthopedics #Causes
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Volume (MCV) - Differential ... Diagnosis Algorithm ... Iron Deficiency (Eg ... Other • e.g ... HgbE, HgbC, etc.
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Sleep Deprivation (Eg ... Neurologic Disorders (Eg ... Parkinson's, MS) ... • Medications (Eg ... • Drug Abuse (Eg
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... - Differential ... Diagnosis Algorithm ... • Rheumatoid Arthritis ... • Drug Abuse (e.g
Elevated Amylase (Hyperamylasemia)- Differential Diagnosis Algorithm
Pancreatic causes:
 - Pancreatic cancer
 - Complications pancreatitis: eg pseudocyst
 -
Diagnosis Algorithm ... Pancreatic causes ... pancreatitis: eg ... Non-pancreatic causes ... colitis, rheumatoid arthritis
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... Diagnosis Algorithm ... • Giant cell arteritis ... • Protozoa (eg ... #causes
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Diagnosis Algorithm ... Malignancy • Drugs (e.g ... Fractures #Pathologic #MSK ... #Differential # ... #Orthopedics #Causes
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Diagnosis Algorithm ... Benign Neoplasm (eg ... cannonball lesions"; Eg ... • Rheumatoid Arthritis ... #Causes #Pulmonary
Hypoglycemia - Differential Diagnosis Algorithm
Fasting Hypoglycemia:
 • Excess Insulin
 • Medications (e.g. Insulin Secretagogues, ß-Adrenergic Antagonists,
• Medications (e.g ... • Alimentary (e.g ... : • Critical Illness ... (e.g. ... Hyperinsulinemic States (e.g