12 results
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... - Halo sign - ... Atoll sign (reverse-halo ... Lung #Signs #Pulmonary ... #differential #radiology
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Findings on Chest CT ... Reverse Halo Sign ... Halo Sign 6. ... Vascular Enlargement ... Patterns #Lung #Pulmonary
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 ... #Halo #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
Reverse Halo Sign
Defined as a central ground class opacity surrounded by a ring of dense consolidation
Differential
Reverse Halo Sign ... • Vasculature: Pulmonary ... @PulmPEEPs #Reverse ... #Halo #Sign #differential ... #radiology
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram Sign ... pna, pulm edema, severe ... #Bronchogram #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
diagnosis of the reversed ... halo sign (RHS) ... pneumonia; PZ, pulmonary ... #Diagnosis #Pulmonary ... #Radiology #RHS
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis: • Fevers ... purpura: Strong sign ... pulse deficits vascular ... affects the skin, neurologic ... cognitive impairment, neurologic
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
The following signs ... increased width of the vascular ... redistribution of the pulmonary ... #Clinical #Radiology ... CHF #Alveolar #Pulmonary
Evaluation of Recurrent Falls

Core Concept:
Maintaining an upright posture requires the integrated function of multiple systems.
Disruption in
cardiogenic) - Pulmonary ... embolism - Severe ... Cataracts - Macular ... positive Romberg sign ... Evaluation #Geriatrics #Neurology