9 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Polo Mint Sign on Chest CT
 • Partial filling defect in a blood vessel surrounded by
Polo Mint Sign on ... #Polo #Mint #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
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 ... may aid in the diagnosis ... In this case, pulmonary ... confirmed with chest CT
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Nasal polyps and signs ... in the adjacent lung ... of the affected lung ... high-resolution chest CT ... ) • Broncho-arterial
Constrictive Pericarditis on Echocardiogram
A 55-year-old female marathon runner presents to clinic w/ 6-months of worsening breathlessness
ASA, Kussmaul's sign ... edema, and clear lungs ... Echocardiogram #a4c ... #pocus #clinical ... #cardiology
RV Failure secondary to Pulmonary Arterial Hypertension on Echocardiogram
Pulmonary arterial hypertension resulting in severe RV dilation
This case illustrates ... 100% reliable sign ... Echocardiogram #clinical ... #cardiology #s4c ... #pocus
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... factor • May cause ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... This patient’s clinical ... a chest x-ray (CXR ... not seen on a CXR ... #Lung #Pulmonary