35 results
Fungal biomarkers
Beta-d-glucan
Aspergillus galactomannan

By Dr. Sara Dong @swinndong via Febrile [febrilepodcast.com]

#ID  #Infectious Diseases  #Infections
#Differential #Ddx
febrilepodcast.com] #ID ... #Differential #Ddx ... Diagnosis #Fungal #Fungi
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Sign on Chest CT ... leading into a lung ... • DDx: Septic ... #Vessel #Sign #CT ... #Lung #Pulmonary
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Sign on Chest CT ... circumferential GGO • DDx ... sarcoidosis, mets to the lung ... #Halo #Sign #CT ... #Lung #Pulmonary
One-page resource for Lung POCUS in COVID19:
- likely (unproven) sensitive due to peripheral distribution of lesions
One-page resource for Lung ... of lesions on CT ... think about other Dx ... ChrisAllison_VT #Lung
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
serious underlying dx ... Dyspnea (underlying lung ... refer + order CT ... History of cancer, lung
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
> 200: Endemic fungi ... Aspergillus spp, Endemic fungi ... failure, COPD, Lung ... CXR +/- High res CT
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... - Endemic fungi ... CXR #clinical #CT
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
, inflammatory lung ... permeability, lung ... with decreased lung ... be detected on CT ... >14 days after dx
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Avg age of DX ... • Chronic lung ... lymphocytic interstitial lung ... Chest CT: • Ground-glass ... DDX - Other causes
Bronchus Sign on Chest CT
 • Airway leading directly to a peripheral lung nodule or mass
Sign on Chest CT ... to a peripheral lung ... nodule or mass • DDx ... Bronchus #Sign #CT ... #Lung #Pulmonary