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Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Isocoria - Pupillary Defects ... Afferent Pupil Defect ... Neuromuscular Junction Dysfunction ... Pupillary #Pupils #Defects
Causes of Back Pain - Differential Diagnosis Algorithm
Always assess for red flags. If no red flags,
bowel or bladder dysfunction ... use, neuromotor deficits
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Abnormal Hgb & Hgb Defects ... Hgb - Membrane Defects ... - RBC Enzyme Defects
Causes of Pediatric Stridor - Differential Diagnosis Algorithm
Present Since Infancy with No Respiratory Distress:
 • Laryngomalacia
Present
• Vocal Cord Dysfunction ... • Vocal Cord Dysfunction
Conductive Hearing Loss - Differential Diagnosis Algorithm

Normal Otoscopy - Middle Ear:
 • Otosclerosis
 • Congenital (Ossicular
Eustachian Tube Dysfunction ... Eustachian Tube Dysfunction
Male Sexual and Erectile Dysfunction - Differential Diagnosis Algorithm
Erectile Dysfunction
 - Psychological
    •
Sexual and Erectile Dysfunction ... Algorithm Erectile Dysfunction ... Sensate • Focus ... Sexual #Erectile #Dysfunction
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Peripheral Vestibular Dysfunction ... Central Vestibular Dysfunction
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
Ventricular Septal Defect ... Atrioventricular Septal Defect ... Atrial Septal Defect
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Ventricular Septal Defect ... Atrial Septal Defect
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Anisocoria - Pupillary Defects ... Pupillary #Pupils #Defects