10 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
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
CT 1. ... Reverse Halo Sign ... Halo Sign 6. ... #ChestCT #radiology ... #CTChest #diagnosis
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
sign which consists ... CT angiography. ... #CriticalCare #Radiology ... #Cardiology #HamptonHump ... #PE #PulmonaryEmbolism
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 ... Chest CT • Partial ... • DDx: PE, portal ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
cases Clinical Signs ... years - May have signs ... TB PE: - Local ... tissue damage - CXR ... involvement - CT
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
venous pressure, positive ... Chest x-ray: signs ... of CXR congestion ... heartfailure #diagnosis #management ... #cardiology #pharmacology
Large Hiatal Hernia - A chest radiograph showed a large air–liquid shadow in the inferior retrocardiac
Hiatal Hernia - A chest ... inferior retrocardiac position ... #Clinical #Radiology ... #CXR #CT #HiatalHernia ... #NEJM
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
vancomycin (if SSTI or port ... suspected) - CT ... chest; CT abdomen ... interventional radiology ... renal failure, pulmonary
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Pertinent positives ... Vital signs: BP ... x-ray (CXR), try ... not seen on a CXR ... #Radiology #CTChest