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Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
terms to describe areas ... lucencies within the lung ... , like cyst, cavity ... density in the lung ... visible wall #CXR
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Dyspnea (underlying lung ... disease or CHF) ... ) • Abnormal CXR ... refer + order CT ... History of cancer, lung
COVID19 vs CHF on POCUS

Spot the difference. 2 pts presenting with nearly same symptoms. Left COVID
COVID19 vs CHF on ... pneumonia, right CHF ... clustered with spared areas ... POCUS #Clinical #Lung ... #Ultrasound #SARSCoV2
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... densities iin the left lung ... On the CT cavitation ... Clinical #Radiology #CXR ... #SepticEmboli #Cavity
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
appearance of lung ... with asthma or CF ... structures in the right lung ... CT demonstrated ... Clinical #Radiology #CXR
Typical COVID19 chest x-ray versus normal. The image on the right shows multi-focal patchy airspace opacities.
The darkest areas ... image are the lungs ... the right, these areas ... COVID19 #ChestXRay #CXR ... #Clinical #SARSCoV2
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 ... lung disease ... Imaging, high res CT
When a rib fracture heals, the callus formation may create a mass-like appearance (blue arrow).
Sometimes a
formation may create ... Sometimes a CT is ... fracture from a lung ... Notice the large lung ... Clinical #Radiology #CXR
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
influenced by: Gravity ... severe diseased areas ... of the lung On ... Clinical #Radiology #CXR ... #CHF #Alveolar
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
Carcinoma of the Lung ... base of the right lung ... that were in his breast ... #NEJM #clinical ... #radiology #CT #