59 results
Common Medications Known to Prolong QTc
Antiarrhythmics - Amiodarone, sotalol, flecainide, quinidine, dronedarone, dofetilide
Vasopressors/inotropes - Epinephrine, norepinephrine,
Common Medications ... Known to Prolong QTc ... pseudoephedrine #QTc ... #Causes #differential ... #pharmacology #table
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... depletion - Medication ... Subclavian steal syndrome ... Classification #Table ... #Causes
Medications associated with neuroleptic malignant syndrome

First-generation and second-generation antipsychotics are dopamine receptor antagonists, which produce a
Medications associated ... after years of treatment ... #Diagnosis #Differential ... #Medications #Drugs ... #Causes
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... Daytime Sleepiness - Differential ... Restless Legs Syndrome ... Hypoventilation Syndrome ... Anxiety Other • Medications
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
polyneuropathy (e.g ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... #differential # ... diagnosis #table
Priapism 

Secondary Causes:
Medications- intracavernosal injections, anticoagulants, PDE5 inhibitors, alpha blockers, methylphenidate, cocaine
Any hyperviscosity syndrome (SCD, leukemia,
Secondary Causes ... : Medications- ... hyperviscosity syndrome ... leukemia, myeloma, etc ... Management #Urology #Differential
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Renal Loses - Medications ... - Hungry bones syndrome ... Hypomagnesemia #Differential ... Low #Magnesium #Table ... Classification #Causes
A toxidrome is a syndrome (set of symptoms) caused by specific medications or toxins.

There are 5
toxidrome is a syndrome ... set of symptoms) caused ... by specific medications ... hydromorphone, etc ... Toxidromes #Comparison #Table
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Short Stature - Differential ... • Turner Syndrome ... Panhypopituitarism Treatment ... #ShortStature #Differential ... endocrinology #causes
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Hypernatremia - Differential ... in kidneys) - Medications ... Hypernatremia #Differential ... #Diagnosis #Table ... #Causes