22 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... polyneuropathy (e.g ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... differential #diagnosis #table
Proposed Algorithm for Diagnosing Sarcoidosis
Highly suggestive Clinicoradiological Findings → Clinical diagnosis (without biopsy) e.g. Löfgren's syndrome
Suggestive
without biopsy) e.g ... Löfgren's syndrome ... and/or cytology (e.g ... of alternative causes ... Algorithm #diagnosis #Workup
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
- Gitelman syndrome ... - Hungry bones syndrome ... Low #Magnesium #Table ... Classification #Causes ... #Workup #hypomg
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
maintained fever CAUSES ... • Serotonin syndrome ... Anticholinergic syndrome ... #Differential #Causes ... Diagnosis #Management #Workup
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... with previously stable ... White-coat syndrome ... Guillain-Barre Syndrome ... #Hypertension #Workup
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
IV Mg infusion (e.g ... - Tumor lysis syndrome ... High #Magnesium #Table ... #Causes #Management
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... Shift Work) Sleep ... Restless Legs Syndrome ... Hypoventilation Syndrome ... Diagnosis #Algorithm #Causes
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Cirrhosis Syndrome ... - Malignancy (e.g ... CNS pathology (e.g ... Differential #Diagnosis #Table ... #Causes #Sodium
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... • Cushing’s syndrome ... Mineralocorticoid excess syndromes ... #Screening #Workup ... #table
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Medication side effect (e.g ... Subclavian steal syndrome ... Medication side effect (e.g ... Classification #Table ... #Causes