32 results
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... include a: • Neurologic ... tympanic membrane • Neurologic ... Cerebellopontine angle ... #Loss #Differential
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Facial Weakness - Differential ... Algorithm Forehead Sparing ... Facial #Weakness #Differential ... Algorithm #Causes #neurology ... #sparing
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... neuritis); positive hearing ... Hearing loss. ... Vertigo #Algorithm #differential ... #diagnosis #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Dizziness - Vertigo - Differential ... Dysfunction - Imbalance, neurologic ... Cerebellopontine Angle ... Dizziness #Vertigo #Neurology ... #Differential #
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Digoxin • K sparing ... Fruits: kiwis, mangoes ... #hyperkalemia #differential ... potassium #high #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Digoxin • K sparing ... Fruits: kiwis, mangoes ... #hyperkalemia #differential ... potassium #high #nephrology
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Hyperphosphatemia - Differential ... amphotericin B, t-PA, heparin ... Hyperphosphatemia #Differential ... Workup #phosphate #nephrology
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash - Differential ... papules on wrists/ankles ... border, central clearing ... #dermatology #Differential
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
Medial Malleolus Ankle ... Lateral Calcaneus Ankle ... Plantarflexion Ankle ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
Infancy (SUDI) - Differential ... Arrhythmia • Neurologic ... exposure - Sharing ... Infancy #Infant #Differential