21 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Deep coma (any cause ... polyneuropathy (e.g ... #differential # ... diagnosis #table
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... - Malignancy (e.g ... #Hyponatremia #Differential ... #Diagnosis #Table ... #Causes #Sodium
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
maintained fever CAUSES ... Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... #Hyperthermia #Differential ... #Causes #Anesthesiology
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
IV Mg infusion (e.g ... Hypermagnesemia #Differential ... High #Magnesium #Table ... #Causes #Management
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Medication side effect (e.g ... #Syncope #Differential ... Classification #Table ... #Causes
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Hypernatremia - Differential ... - Medications (e.g ... Hypernatremia #Differential ... #Diagnosis #Table ... #Causes
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
pressure as a cause ... and positioning (e.g ... (eg steroid dependency ... #Hypotension #Differential ... #Anesthesiology
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
Consider potential causes ... blood gas, 12-lead ECG ... POTENTIAL CAUSES ... Airway #Pressure #Differential ... #Anesthesiology
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... spondyloarthritis (e.g ... #Back #Pain #Differential ... #Diagnosis #causes ... #primarycare #table
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... 38 degrees • Chills ... Lung Abscess Differential ... • Vasculitis (e.g ... Abscess #pulmonary #differential