45 results
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
Mycobacterium abscessus ... most likely to cause ... with underlying lung ... Mycobacterium #diagnosis ... #differential #infectiousdiseases
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... • Most common cause ... Lung abscess ... Abscess Diagnosis
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
common route of infection ... Febrile illness + ARDS ... +/- diarrhea Diagnosis ... Treatment: • ... #microbiology #infectiousdiseases
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Antimicrobial treatment ... tuberculomas, or abscesses ... Demyelinating disease caused ... #InfectiousDiseases
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... lesions • 80% with lung ... Syphilis • Pyogenic Abscess ... #causes #radiology ... #neurology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... - Differential Diagnosis ... brain injury • Infectious ... Encephalitis, Brain Abscess ... #neurology
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... Immunocompromise Treatment ... Source control (abscess ... (daptomycin in lungs ... • Secondary to Treatment
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
CMV infection: virus ... Diagnosis: Quantitative ... PCR and CMV pp65 ... 50 or less: • Neurologic ... Retinitis (Most common cause
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
are caused by members ... , Advanced HIV/AIDS ... this morphology Treatment ... #Management #treatment ... #fungal #infectiousdiseases
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
POCUS lung exam ... interstitial diffuse infections ... Lung POCUS shows ... Lung POCUS invaluable ... NOT definitively diagnose