15 results
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
most likely to cause ... pulmonary infection ... with underlying lung ... It can also cause ... #differential #infectiousdiseases
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
Diagnosis and Management ... are caused by members ... presentations: • Pulmonary ... IA #Diagnosis #Management ... treatment #fungal #infectiousdiseases
Fusarium Infections
Acquired through:
1. Inhalation of airborne conidia > germinates > blood > disseminated
2. Trauma (implantation with
Fusarium Infections ... manifestations of Fusarium ... Refractory FUO, Sino-pulmonary ... #Infections #infectiousdiseases ... #diagnosis #management
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Illnesses: • Pulmonary ... complicate MAC pulmonary ... infiltrates NTM Pulmonary ... differential #diagnosis #infectiousdiseases
Nocardiosis - Nocardia spp
Pathogen: Filamentous gram-positive branching rod, grows in acid fast staining and anaerobic conditions
Clinical
involved) 32% • Pulmonary ... Primary site of infection ... 9%, up to 20% lung ... Nocardia #diagnosis #management ... #microbiology #infectiousdiseases
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... polymicrobial infection ... • Most common cause ... Abscess Management ... #Abscess #pulmonary
Fusarium Treatment
 • Antifungal "susceptibility" can vary with Fusarium spp
 • F. oxysporum: low MICS to
Fusarium Treatment ... amphotericin B for severe cases ... require enucleation Infectious ... #Infections #infectiousdiseases ... #management #treatment
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... factor • May cause ... #Infections #HIV ... #AIDS #pulmonary ... differential #diagnosis #infectiousdiseases
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
confirm DAH, r/o infection ... Goodpasture's cause ... sparing of the lung ... hematuria, RBC casts ... differential #diagnosis #management
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... verrucous) • Lung ... Cerebral > Splenic, pulmonary ... Treat underlying cause ... Endocarditis #diagnosis #management