12 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... negative culture Brain ... : Aspergillus, Cryptococcus ... nocardia - Fungal: Cryptococcus ... Coccidiomycosis, Cryptococcus
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
histoplasmosis, cryptococcus ... RingEnhancing #Lesions #Brain ... differential #diagnosis #causes
Differential Diagnosis for Concurrent Brain and Lung Infections
 • Bacteria: Strep anginosus, Staph aureus, Klebsiella pneumoniae
for Concurrent Brain ... Mucormycosis, Cryptococcus ... @ID_fellows #Brain ... Differential #Diagnosis #causes
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... Mucormycosis, Cryptococcus ... febrilepodcast #Brain ... Differential #Diagnosis #causes
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... Mucormycosis, Cryptococcus ... febrilepodcast #Brain ... Differential #Diagnosis #causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Diagnosis and Management ... • Most common cause ... Lung Abscess Management ... Dermatitidis - Cryptococcus ... #differential #causes
The rationale for aggressive treatment of generalized status epilepticus was described previously here.  In short,
permanent brain ... Aside from the brain ... epilepticus may cause ... #Management #Neurology ... Refractory #Seizures #Algorithm
Invasive Fungal Infection (IFI)

Invasive fungal infections are severe infections in which fungal pathogens invade normally sterile
(most frequent cause ... pulmonary infections) Cryptococcus ... Diagnosis Culture and microscopy ... galactomannan, cryptococcal ... when feasible Management
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Fluconazole CRYPTOCOCCUS ... level, presence of cryptococcal ... CSF and serum Cryptococcal ... • Sinusitis • Brain ... Fungal #Diagnosis #Management
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
cavitation • Cryptococcus ... unintentional weight loss, nausea ... patient has known cryptococcal ... for most OI • Cryptococcal ... Differential #Diagnosis #Management