8 results
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
to thickened pleura ... in severe cases ... Distress Syndrome (ARDS ... #differential #diagnosis ... #signs #Lung #POCUS
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Effusion ... EffusionsPleural ... Chest Wall Abnormalities ... Distention Pulmonary Alveoli ... #Algorithm #Causes
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
pneumonia • formerly BOOP ... Unknown • 6-7 cases ... life • History: cough ... Rare: pleural effusions ... , pleural thickening
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• CT: Halo sign ... factor • May cause ... Focal pneumonia, pleural ... effusion, or bronchitis ... Infections #HIV #AIDS
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
pain, pleural effusion ... inflammation tends to cause ... Dyspnea + dry cough ... pathophysiology #signs ... #symptoms #diagnosis
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
- Differential Diagnosis ... blood cells in the lung ... interstitium and alveoli ... infiltrates on chest ... scattered crackles, chest
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Typical Symptoms: cough ... Chest x-ray: signs ... Kerley B lines, alveolar ... edema, bilateral pleural ... effusions). 1/5
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
and exudative pleural ... effusions • Acute ... Non-productive cough ... Pleuritic chest ... macrophages in alveolar