14 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Red Flags: • Fever ... disease or CHF) ... lymadenopathy, clubbing, chest ... ) • Abnormal CXR ... refer + order CT
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... lesions than the chest ... #Clinical #Radiology ... #CXR #CTChest # ... #SepticEmboli #Cavity
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
Monod Sign on Chest ... CT • Air surrounding ... preexisting pulmonary cavity ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
evidence of a chest ... infiltrate (e.g., CXR ... , CT, ultrasound ... Inflammation (e.g., fever ... pain) and signs
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... on Chest CT • Parallel ... bronchiectasis, CF ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Pleuritic chest ... • CT: Halo sign ... Lymphadenopathy, Chest ... Pneumonia: • Chest ... , cough and cavitary
Good example of 'shred sign' in a patient with fever, cough and shortness of breath. 

This
a patient with fever ... multifocal pneumonia on CXR ... /CT imaging. ... clinical #photo #ultrasound ... #lung #pulmonary
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
: weight gain, lung ... HFrEF may lack lung ... Chest x-ray: signs ... → no signs of CXR ... diagnosis #management #cardiology
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
is a radiologic sign ... periphery of the lung ... confirmed with chest ... CT angiography. ... #photo #CXR #EmergencyMedicine
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
• Nodular or cavitary ... massiliense in CF ... Mimics TB with: Cavitary ... • Dyspnea, • Chest ... Imaging, high res CT