15 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
of Lung Findings ... on Chest CT 1. ... Reverse Halo Sign ... Halo Sign 6. ... #Lung #Pulmonary
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... .2016.12.033 #Halo ... #Sign #CT #Lung ... #Pulmonary #diagnosis
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... CT • Central GGO ... #Sign #CT #Lung ... #Pulmonary #diagnosis
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
disease, pleuritic chest ... Occasional sighs ... In lung disease ... #Breathing #Patterns ... #Pulmonary #Abnormalities
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign ... on Chest CT • ... linear branching pattern ... .2016.12.033 #TreeInBud #Sign ... #CT #Lung #Pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
bronchial wall injury ... Loss of weight • Chest ... Nasal polyps and signs ... high-resolution chest ... CT) • Broncho-arterial
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
quantify renal injury ... chest to evaluate ... Goodpasture's cause ... sparing of the lung ... typically seen on chest
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
infiltrates on chest ... • Signs/Symptoms ... scattered crackles, chest ... • Signs/Symptoms ... - The classic signs
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Pleuritic chest ... • CT: Halo sign ... Lymphadenopathy, Chest ... breath, Fatigue, Chest ... Pneumonia: • Chest
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 ... In this case, pulmonary ... confirmed with chest ... CT angiography.