3483 results
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... : ß-blockers, CNS ... #bradycardia #Causes ... infectiousdiseases #table
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
the lung) - CNS ... Differential #Diagnosis #Table ... #Causes #Sodium
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Malignancy - CNS ... Differential #Diagnosis #Table ... #Causes
Hyperthermic Toxidromes
Five toxidromes may present with overlapping features: hyperthermia, rhabdomyolysis, altered mental status/seizures.
 • Sympathomimetic -
signaling in the CNS ... pharmacogenetic disease caused ... Toxidromes #comparison #table
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
replicates within CNS ... induces vascular & CNS ... within GI and URT causes ... CNS and hematologic ... Maternal viremia causes
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
Causes of Orthopnea ... manipulation - CNS ... MS, Polio - PNS ... Differential #Diagnosis #Causes
Hypertension and Altered Mental Status (AMS) - Differential Diagnosis Framework

Hypertension:
 • Hypertensive emergency
 • Hypertensive encephalopathy
Hyperthyroidism CNS ... /agitation • CNS ... Scleroderma renal crises ... Differential #Diagnosis #causes
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... + toxo IgG • CNS ... 30% present w/ CNS ... @AnnKumfer #CNS ... differential #diagnosis #causes
Penicillins - Table of Coverage by Generation

Natural PCN  (1st generation): Benzathine PCN, PCN G 

Aminopenicillins
Penicillins - Table ... Anti-Staph PCNs ... Anti-Pseudomonal PCNs ... #Antibiotics #Table
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Dissociation Causes ... • Infectious Causes ... Non-Infectious Causes ... Beta-blockers, CNS ... differential #diagnosis #causes