13 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis ... : ill defined centrilobular ... Hypersensitivity pneumonitis ... #Clinical #Radiology ... #Pattern #Comparison
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Hypersensitivity pneumonitis ... Hypersensitivity pneumonitis ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #Differential #Comparison
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
nodules. ... CT demonstrates ... vessel sign (7) ... #Clinical #Radiology ... #SepticEmboli #Cavity
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
interpret them in clinical ... UltraSound (POCUS) to CT ... or MRI. ... #Diagnosis #Radiology ... #Limitations #Comparison
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign ... centrilobular nodules ... bronchiolitis, aspiration pneumonitis ... #diagnosis #radiology ... #clinical #tree
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
pneumonia (PJP), MAI ... • CT: Halo sign ... Pneumonia: • Risk ... involvement MAI ... fever, cough and cavitary
Accordion Sign of Arrhythmogenic Right Ventricular Cardiomyopathy (ARVC) on Cardiac MRI
30-year old woman with VPCs. Diagnosis?
Classic
Accordion Sign of ... Cardiomyopathy (ARVC) on Cardiac ... MRI 30-year old ... Cardiomyopathy #clinical ... #cardiology
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
ancestry, LGE on MRI ... and timing with Cardio-OB ... Avoid ARBs • ICD ... follow-up with Cardio-OB ... diagnosis #management #cardiology
On the left a patient with CHF. 
There is an increase in heart size compared to
Other signs of CHF ... supine film the cardiac ... that helpful, but comparison ... #Clinical #Radiology ... #Exacerbation #Comparison
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
• Domestic and wild ... Food products Risk ... or cavitary lesions ... /Other RGM • Cardiac ... Imaging, high res CT