7 results
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
Normal The respiratory ... disease, pleuritic chest ... hyperventilation syndrome—a ... bronchitis, and COPD ... #Pulmonary #Abnormalities
Hoover's Sign

Hoover’s sign refers to inward movement of the lower rib cage during inspiration- instead of
hyperexpansion of the lungs ... Hoovers #Sign #Pulmonary ... #Video #Clinical ... #Breathing #Paradoxical ... #Respiratory
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... severity Acute Respiratory ... Distress Syndrome ... (ARDS): - Bilateral ... lung sliding COPD
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Weakness, Loss of Chest ... Elasticity (flail chest ... : Atelectasis, ARDS ... , Interstitial Lung
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... obstruction • COPD ... in the adjacent lung ... of the affected lung ... - BAR >1.0 is abnormal
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Pneumonia: • 3 syndromes ... • CT: Halo sign ... of a "flu-like syndrome ... Infections #HIV #AIDS ... #pulmonary #differential
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
• Amiodarone half ... toxicity (e.g., acute respiratory ... distress syndrome ... Pleuritic chest ... Eosinophilia • Normal