9 results
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Trauma/Crush injury ... diuretics • NSAIDs ... #diagnosis #causes ... #potassium #high ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Trauma/Crush injury ... diuretics • NSAIDs ... #diagnosis #causes ... #potassium #high ... #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... - AKI Workup Algorithm ... investigations depending on clinical ... context and signs ... Diagnosis #nephrology
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... Loss of sodium/Potassium ... → Syncope • Signs ... High body temperatures ... Emotional instability, Confusion
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... neurological lesion: Clinical ... • Symptoms and signs ... Non-compressive Spinal Cord Causes ... #algorithm
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... Presentation: Injury ... • Bilateral signs ... diagnosis #management #neurology ... #differential
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Awareness • Injury ... Anisocoria + Coma → high ... • Examine for signs ... If ok with ICU team
Evaluation of Recurrent Falls

Core Concept:
Maintaining an upright posture requires the integrated function of multiple systems.
Disruption in
positive Romberg sign ... instability (e.g., post-injury ... neglect, postictal confusion ... Psychiatric: Depression, fear ... Falls #Diagnosis #Differential
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
A 39-year-old ... Vital signs: BP ... This patient’s clinical ... exam findings and clinical ... wall following high