13 results
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Pain - Differential ... Septic Bursitis • Abscess ... #JointPain #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Pleuritic chest pain ... Aeruginosa - Strep ... Abscess Differential ... #Abscess #pulmonary
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
- Differential ... blood vessels • Abscess ... Vascular #JointPain #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lesions • 80% with lung ... Syphilis • Pyogenic Abscess ... Lesions #Brain #differential ... #diagnosis #causes
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Illnesses: • Pulmonary ... complicate MAC pulmonary ... diarrhea, abdominal pain ... #differential #
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
Red Flags and Differential ... Eye/Temple • Pain ... Encephalitis, Abscess ... Amy Chung, MD, MSc ... #causes #primary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... factor • May cause ... #AIDS #pulmonary ... #differential #
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
wasting, radicular pain ... stroke Tuberculous Abscess ... neurological symptoms • Caused ... Tuberculosis #diagnosis #differential ... #TB #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... /abscess • Ankylosing ... Imaging studies: • MRI ... #diagnosis #causes ... #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
cord compression (MRI ... or without back pain ... causes need to ... diagnosis #management #neurology ... #differential