37 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... Syphilis • Pyogenic Abscess ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Diagnosis Framework ... tuberculomas, or abscesses ... Demyelinating disease caused ... #differential #
Demyelinating Diseases - Differential Diagnosis
 • Inflammatory: MS, ADEM, NMO, Paraneoplastic, Sjogren's, Polyarteritis nodosa, SLE
 •
nodosa, SLE • Infectious ... : HIV, Lyme, Neurosyphilis ... , PML, HTLV-1 ... #Diagnosis #causes ... #neurology
Liver infections and imaging findings
 - Pyogenic Liver Abscess
 - Amebic Abscess
 - Cholangitic Microabscesses
- Amebic Abscess ... nodular liver lesions ... imaging #radiology #Differential ... #Ddx #Diagnosis ... #Microbiology
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Pain - Differential ... Papules & Mucosal Lesions ... rash) • Primary HIV ... Septic Bursitis • Abscess ... #Orthopedics #Causes
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Vertigo - Differential ... Diagnosis Algorithm ... nystagmus - Infection ... Cerebellar / Brainstem Abscess ... Space-Occupying Lesion
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... - Differential ... brain injury • Infectious ... Encephalitis, Brain Abscess ... #Causes #neurology
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
peritonsillar abscess ... Pharyngitis #IDSA #diagnosis ... #differential # ... causes #bacteria ... #microbiology
Classification of oral lesions in transplant patients
Infectious:
 • HSV infection
 • VZV virus infection
 • Epstein-Barr
: • HSV infection ... dentoalveolar abscesses ... , dental caries ... transplant #mouth #diagnosis ... #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... • Most common cause ... stable residual lesion ... Differential Diagnosis