2018 results
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
and Secondary Causes ... cleft, cushion defects ... Prosthetic valve: Paravalvular ... #differential #diagnosis ... #cardiology #causes
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Isocoria - Pupillary Defects ... - Differential Diagnosis ... Afferent Pupil Defect ... #Differential #Diagnosis ... #Algorithm #Causes
Clinical features of focal cortical brain lesions in a right-handed individual

Frontal, either:  
Intellectual impairment, 
Personality
Homonymous field defect ... Homonymous field defect ... Homonymous field defect ... Visual field defects ... Symptoms #Signs #Diagnosis
Causes of Rhabdomyolysis - Differential Diagnosis
 • Drugs & Toxins (Statins, alcohol, cocaine)
 • Direct Muscle
Causes of Rhabdomyolysis ... - Differential Diagnosis ... hypothyroidism) • Genetic Defects ... #Differential #Diagnosis ... #Causes
Clues to Differential Diagnosis of Central Cyanosis: Onset of cyanosis, Clubbing, Secondary erythrocytosis, Auscultation, X-ray, Echocardiography,
Clues to Differential ... Diagnosis of Central ... Cyanotic heart defect ... #Differential #Diagnosis ... Central #Cardiology #Causes
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
Causes of Cyanosis ... - Differential Diagnosis ... Atrial Septal Defect ... #Differential #Diagnosis ... #Algorithm #Causes
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Ventricular Septal Defect ... Atrial Septal Defect ... #Algorithm #Causes
Instructions on how to perform the swinging light test to detect a relative afferent pupillary defect.

http://www.cmaj.ca/content/early/2015/01/05/cmaj.140685

Normal
afferent pupillary defect ... afferent pupillary defect ... afferent pupillary defect ... #Diagnosis #PhysicalExam ... Afferent #Pupillary #Defect
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... - Differential Diagnosis ... ab • Genetics defects ... Magnesium #Low #Causes ... #Differential #Diagnosis
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... - Differential Diagnosis ... - Quantitative Defect ... - Qualitative Defect ... #Algorithm #Causes