22 results
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura reflection) Pneumonia ... : - Consolidation ... pleura in severe cases ... Distress Syndrome (ARDS ... sliding COPD or
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... ARDS 3. ... Consolidation 7. ... Organizing Pneumonia ... #Pulmonary #ChestCT
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• CT: Halo sign ... dyspnea • Lobar consolidation ... factor • May cause ... Infections #HIV #AIDS ... #pulmonary #differential
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... complete ring of consolidation ... • Infectious Causes ... Non-Infectious Causes ... Dermatomyositis, Lung
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... between these chest ... Lobar pneumonia ... Pulmonary hemorrhage ... nodular interstitial lung
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
you think of the causes ... blood or tumor cells ... UIP, NSIP and long ... Diagnosis #Radiology #Pulmonary ... #CTChest #Consolidation
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
The most common cause ... This is also called ... from the various causes ... Look for other signs ... infection, ARDS
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV/AIDS ... complex • Nodular/Masses ... Actinomyces spp., NHL; Lung ... Sarcoma • Focal Consolidation ... Pyogenic bacterial pneumonia
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... • Asthma • COPD ... Chest Wall Abnormalities ... Alveoli • Pneumonia ... • ARDSCOPD
Lung Findings on Physical Exam
Crackles:
 • Short, discontinuous, sounds mostly heard during inspiration
 • Caused by
Lung Findings on ... alveoli as seen in pulmonary ... edema and pneumonia ... words louder #Lung ... PhysicalExam #diagnosis #signs