9 results
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Generalized Weakness ... : UMN (stroke, tumor ... Polyneuropathy, ALS ... #Generalized #Weakness ... Diagnosis #causes #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Myelitis, Trauma, Tumor ... Motor Nerves: ALS ... Neuromuscular #Weakness ... differential #diagnosis #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... Excessive glutamate activity ... bulbar region, Weakness ... by decreasing activity ... Lateral #Sclerosis #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... disorder (Cardiac, pulmonary ... system: Brain tumor ... aminotransferases • Serology ... Differential #Diagnosis #neurology
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
tuberculosis (LTBI) Pathophysiology ... Recent infection • Pulmonary ... Immunosuppression • Tumor ... • HIV: 2/3 pulmonary ... destruction (including pulmonary
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
tuberculosis (LTBI) Pathophysiology ... Recent infection • Pulmonary ... Immunosuppression • Tumor ... • HIV: 2/3 pulmonary ... destruction (including pulmonary
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
rapid onset of weakness ... monophasic Pathophysiology ... Weakness: - Weakness ... Enhancement - TM and tumor ... diagnosis #management #neurology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Illnesses: • Pulmonary ... complicate MAC pulmonary ... including therapy with tumor ... • Malaise, • Weakness ... differential #diagnosis #infectiousdiseases
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
antibiotics TLS ... (tumor-lysis syndrome ... low Ca - q8 h TLS ... Lower-extremity weakness ... renal failure, pulmonary