96 results
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Pulse-Temperature Dissociation ... pulse-temperature dissociation ... help hone your differential ... #Temperature #Dissociation ... #diagnosis #differential
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Pulse-Temperature Dissociation ... Causes of Relative ... • Infectious Causes ... #Temperature #Dissociation ... #bradycardia #differential
Oxyhemoglobin Dissociation Curve 

Left Shift - decreased unloading of O2 at tissue level (i.e.  increased
Oxyhemoglobin Dissociation ... Oxyhemoglobin #Dissociation ... #Right #Shift #Differential ... #Causes #Diagnosis
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
• Light-near dissociaton ... Young females Differential ... no light-near dissociation ... • Other causes
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves • Caused ... Atrioventricular dissociation ... it indicates AV dissociation
Drugs Causing Acute Pancreatitis

Class Ia: The medications in which there was a rechallenge and other causes
rechallenge and other causes ... out other common causes ... Class IV: Weakest association ... #Pancreatitis #Causes ... #Differential #
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Syphilis (light-near dissociation ... Pupils #Defects #Differential ... Diagnosis #Algorithm #Causes
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... Painless: Lens Dislocation ... #Vision #Loss #Differential ... #Diagnosis #causes
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
cytokines Common causes ... infection - Allergic ... disease Rare causes ... + T cells) - Allergic ... hypereosinophilia #HE #Differential
Ocular Ultrasound Pocketcard
Painless Vision Loss
 • Retinal Detachment 
 • Posterior Vitreous Detachment 
 • Vitreous
Rupture • Lens Dislocation ... Ultrasound #pocus #differential