9 results
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
disease, pleuritic chest ... hyperventilation syndrome—a ... In lung disease ... #Pulmonary #Abnormalities ... #Abnormal #Diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Weakness, Loss of Chest ... Elasticity (flail chest ... , Interstitial Lung ... Hypoxia #hypoxemia #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... • CT: Halo sign ... Can be normal ... #AIDS #pulmonary ... #differential #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... in the adjacent lung ... - BAR >1.0 is abnormal ... , CCP, ANCA • HIV ... #differential #
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
galactomannan, HSV ... myelodysplastic syndrome ... #Lung #Infections ... ComputedTomography #Differential ... #Diagnosis #Chest
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Liver Injury - Differential ... vein: Budd-chiari syndrome ... CA, small cell lung ... rises later - Half-life ... function may be abnormal
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Lady Windermere Syndrome ... : • Syndrome of ... mucogenicum • HIV ... • Dyspnea, • Chest ... NTM #Infections #differential
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... glycol (present in IV ... D-lactate (short bowel syndrome ... Classically” noted with pulmonary ... or restrictive lung
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
• Amiodarone half ... respiratory distress syndrome ... Pleuritic chest ... reticular opacities on chest ... Eosinophilia • Normal