26 results
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Chronic Dyspnea - Differential ... Diagnosis Algorithm ... Pericardial • Effusion ... Alveoli • Pneumonia ... Interstitium • ILD • CHF
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... neuromuscular disease ... Cardiac, Vascular, Alveolar ... #pulmonary #Aa
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... Diagnosis Algorithm ... • Interstitial lung ... diseasePulmonary ... #Diagnosis #Algorithm
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... first part of alveolar ... : Interstitial lung ... diseases, pulmonary ... Failure #hypoxia #Differential
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
, Pulmonary alveolar ... Actinomyces spp., NHL; Lung ... • Pleural effusion ... Parapneumonic effusion ... #diseases #differential
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
GERD, Dysphagia, CHF ... ILD Malignancy: Lung ... Dz, Malignant effusion ... Acute #Chronic #Differential ... #Algorithm
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea - Differential ... Diagnosis Algorithm ... • Interstitial lung ... Pleura: • Pleural effusion ... #Diagnosis #Algorithm
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Embolism, Obstructive Lung ... • Diffusion Defect ... , Interstitial Lung ... #AA #Gradient #alveolar ... Hypoxia #hypoxemia #differential
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Diagnosis Algorithm ... underlying cause (CHF ... Potomania - Tea ... Stress, Nausea, Pulmonary ... Diseases, CNS Disease
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Decompensated CHF ... , Severe Valve Disease ... • Obstructive: Pulmonary ... #Diagnosis #criticalcare ... #algorithm #treatment