2324 results
Pulsatile Exophthalmos on Physical Exam - Protrusion and Pulsation of the eyeball

The differential diagnosis of pulsatile
the eyeball The differential ... fistula, orbital roof
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Injury by Nerve Root ... Levels Spinal Root ... NerveRoots #Levels #differential
Fluid-filled Rash - Diagnostic Algorithm.  Pustule: 1) Pustules more commonly suggest an infectious process (bacterial,
blisters have a thick roof ... Bullous #Algorithm #Differential
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
• Feels like "room ... Algorithm #dizzy #differential
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Regurgitation - Differential ... Traumatic Injury to Root ... Regurgitation #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Simplified A-a (assumes Room ... Hypoxia #hypoxemia #differential
PULPITIS 
Inflammation and/or infection of the 
dental pulp, eventually leading to necrosis 

PERIRADICULAR PERIODONTITIS or PERIAPICAL
deeper to tooth root ... Infections #Tooth #Differential
Bradycardia
1) First Steps: IV, O2, Monitors, ECG, Pads on patient, Crash Cart in room. Is patient
Crash Cart in room ... bradycardia #diagnosis #differential
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... spasticity • Lower roots ... diagnosis #neurology #differential
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
cord and nerve roots ... Tuberculosis #diagnosis #differential