29 results
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Etiologies by Mechanism ... IV Mg infusion (e.g ... - Tumor lysis syndrome ... Hypermagnesemia #Differential ... Magnesium #Table #Causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Septic Embolism (e.g ... Fat Embolism (e.g ... Mycotic Aneurysm (e.g ... Marfan's Syndrome ... #Causes
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Diagnosis by Mechanism ... - Cirrhosis Syndrome ... - Malignancy (e.g ... CNS pathology (e.g ... Diagnosis #Table #Causes
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
• Reactive (e.g ... Enteropathic (e.g ... Sicca) Syndrome ... Enteropathic (e.g ... #Causes
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
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(2) Sick Sinus Syndrome ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Malignancy • Drugs (e.g ... Fractures #Pathologic #MSK ... #Differential # ... Diagnosis #Algorithm #Orthopedics ... #Causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... High altitude (eg ... Intrapulmonary shunting (eg ... , pulmonary AVMs ... intracardiac shunting (eg
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... • AV block ... Medication side effect (e.g ... Subclavian steal syndrome ... Medication side effect (e.g
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Non-inflammatory Causes ... conjunction with symptoms ... skull neoplasms (e.g ... consistent with MS ... noninflammatory #differential