13 results
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
Non-Resolving Pneumonias ... psittaci/avian, leptospirosis ... yersinia/rats, Q fever ... polyangiitis, microscopic ... #NonResolving #Pneumonia
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Leptospirosis Pathogen ... failure • Severe pulmonary ... manifestations • MAT microscopic ... #Leptospira #microbiology ... #diagnosis #treatment
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Schistosomiasis, leptospirosis ... , leptospirosis, ... Cough, dyspnea - Pneumonia ... melioidosis, typhoid, pulmonary ... eosinophilia - Tropical pulmonary
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... to rnonths • Fever ... , hemoptysis Treatment ... Abscess #Diagnosis #Pulmonary
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
of organizing pneumonia ... cough, dyspnea, fever ... , Pulmonary lymphoma ... Treatment: • ... #COP #BOOP #pulmonary
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
Ulceroglandular: Fever ... United States • Pneumonic ... Culture & GS, PCR Treatment ... diagnosis #management #treatment ... infectiousdiseases #microbiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
cause: Aspiration pneumonia ... for Klebsiella pneumonia ... : • 80% have fever ... Intervention: - Fevers ... Lung #Abscess #pulmonary
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
• Cellulitis: Fever ... Meningitis (13%), Pneumonia ... Treatment: • 50% ... Capnocytophaga #canimorsus #microbiology ... diagnosis #management #treatment
Cyclosporiasis - Diagnosis and Management Summary
Pathogen: 
 • Cyclospora cayetanensis
 • Foodborne, waterbone, and soil-transmitted.
 •
diarrhea, Low-grade fever ... Established via stool microscopy ... Treatment: • TMP-SMX-DS ... diagnosis #management #treatment ... #microbiology #
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
starting amiodarone treatment ... , organizing pneumonia ... Fever 4. ... - Pulmonary ... macrophages Treatment