58 results
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
food, salad bar Clinical ... Gastroenteritis) • PCR ... Infection) • MRI / CT ... #management #infectiousdiseases ... #treatment #microbiology
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
food, salad bar Clinical ... Gastroenteritis) • PCR ... Infection) • MRI / CT ... #management #infectiousdiseases ... #treatment #microbiology
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Vessel Sign on Chest ... CT • Distinct ... pulmonary vessel ... #diagnosis #radiology ... #clinical
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Psittacosis 
Pathogen: Chlamydia psittaci - obligate intracellular gram negative
Transmission:
 • Birds are the primary reservoir
 •
non-productive cough, chest ... hemoptysis, diarrhea Diagnosis ... antibody test • PCR ... Chlamydia #psittaci #microbiology ... #diagnosis #management
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
failure • Severe pulmonary ... Epidemiologic exposure + clinical ... Leptospirosis #Leptospira #microbiology ... #diagnosis #treatment ... #management
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... Lung Abscess - Clinical ... CT Lung Abscess ... Lung #Abscess #pulmonary ... #treatment #diagnosis
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... chest to evaluate ... typically seen on chest ... CT ... #management #treatment
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... Differential Diagnosis ... #diagnosis #pulmonary ... #CXR #clinical ... #CT
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
yield of available diagnostic ... with a repeat chest ... lung malignancy, clinical ... The treatment of ... Management options