9 results
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
combination of the clinical ... multiple spinal cord ... - Causes progressive ... muscles, muscle atrophy ... conditions listed in differential
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
form part of the differential ... diagnosis. ... clinically characterized ... by muscle atrophy ... clinical findings
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Diagnosis Framework ... Infectious: Influenza, EBV ... : CHF, valves, COPD ... Rhabdomyolysis, Critical ... #Diagnosis #causes
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential ... Diagnosis Framework ... neurological lesion: Clinical ... Causes: 1. ... Loss of muscle (atrophy
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
lumbar spine • MCC ... - Emergency Causes ... Diagnosis: • ... extremity muscle atrophy ... #diagnosis #causes
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... Hyperreflexia develops later ... bouts of HTN Diagnostic ... Brucellosis - Dengue, EBV ... management #neurology #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... necrosis (7-14 days later ... Lung Abscess - Clinical ... of PCN allergy ... Coli - P.
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Bacterial Meningitis - Differential ... Diagnosis Framework ... virus • CMV • EBV ... • Common clinical ... unilateral or bilateral
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
(@MarkRamzyDO, EM ... Hamilton, MD (EM ... A 39-year-old ... This patient’s clinical ... Most commonly caused