14 results
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... : ß-blockers, CNS ... #differential # ... diagnosis #infectiousdiseases ... #table #NonInfectious
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve Palsy • CN ... Nerve palsy • CN ... VI (Abducens) Nerve ... Skew Deviation Casey ... ophthalmology #neurology #differential
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Demyelinating disease caused ... , palsy of the abducens ... #Infections #differential ... opportunistic #InfectiousDiseases
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... the lung) - CNS ... #Hyponatremia #Differential ... #Diagnosis #Table ... #Causes #Sodium
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Hypernatremia - Differential ... Malignancy - CNS ... Hypernatremia #Differential ... #Diagnosis #Table ... #Causes
Common Medications Known to Prolong QTc
Antiarrhythmics - Amiodarone, sotalol, flecainide, quinidine, dronedarone, dofetilide
Vasopressors/inotropes - Epinephrine, norepinephrine,
#Medications #Causes ... #differential # ... diagnosis #pharmacology ... #table
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Pupillary Defects - Differential ... Fascicle (Other CN ... pilocarpine • Pharmacologic ... Pupils #Defects #Differential ... Diagnosis #Algorithm #Causes
Drug-Induced Seizures - OTIS-CAMPBELL

O - Organophosphate, oral hypoglycemics, opioid
T - TCA, theophylline
I - Isoniazid, Insulin
S -
, Camphor, CO, CN ... Seizures #Medication #Causes ... #Differential # ... Pharmacology #Diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Lymphadenopathy, CNS ... factor • May cause ... AIDS #pulmonary #differential ... #diagnosis #infectiousdiseases
Waterborne Infections - Differential Diagnosis Framework

Infections that can be acquired from fresh water, brackish water, sea
Waterborne Infections - Differential ... dermatitidis CNS ... - And, in rare cases ... Waterborne #Infections #Differential ... #Diagnosis #InfectiousDiseases