28 results
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Renal Loses - Medications ... Hypomagnesemia #Differential ... Low #Magnesium #Table ... Classification #Causes ... #Workup #hypomg
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Causes of acute ... Medications 7. ... Chronic #Diarrhea #management ... #algorithm #workup ... #diagnosis #differential
Serotonin Syndrome Drug Precipitants and Pharmacology
↑ Serotonin Formation: Tryptophan, Oxitriptan
↑ Serotonin Release: Amphetamines, Cocaine, Mirtazapine
↑ Serotonin
Serotonin Syndrome ... Precipitants and Pharmacology ... #Pharmacology # ... medications #causes ... #differential #
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... Daytime Sleepiness - Differential ... Shift Work) Sleep ... Restless Legs Syndrome ... Anxiety Other • Medications
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... depletion - Medication ... Subclavian steal syndrome ... Classification #Table ... #Causes
Priapism 

Secondary Causes:
Medications- intracavernosal injections, anticoagulants, PDE5 inhibitors, alpha blockers, methylphenidate, cocaine
Any hyperviscosity syndrome (SCD, leukemia,
Secondary Causes ... : Medications- ... hyperviscosity syndrome ... Priapism #Diagnosis #Management ... #Urology #Differential
Common Medications Known to Prolong QTc
Antiarrhythmics - Amiodarone, sotalol, flecainide, quinidine, dronedarone, dofetilide
Vasopressors/inotropes - Epinephrine, norepinephrine,
Common Medications ... #Prolongation #Medications ... #Causes #differential ... #diagnosis #pharmacology ... #table
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
- Tumor lysis syndrome ... Hypermagnesemia #Differential ... High #Magnesium #Table ... #Causes #Management
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... and Differential ... with previously stable ... #Hypertension #Workup ... #causes #Differential
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... • Cushing’s syndrome ... #Hypertension #Differential ... #Screening #Workup ... #table