8 results
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Disorders - Evaluation ... an ABG by adding ... depression, Obstructive Lung ... Disease, Neuromuscular ... Disease, PE, Decreased
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Classically” noted with pulmonary ... or restrictive lung ... disease (COPD, ... #Gas #VBG #differential
Aortic Dissection Pearls
Aortic dissection is caused by a tear in the tunica intima, the innermost layer
Evaluation: 1. ... presenting with chest/abd ... valve disease ... Pulse deficit/differential ... Dissection #diagnosis #management
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... in particular) Evaluation ... DFA sputum, LDH, ABG ... Infectious Diseases ... #differential #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Periodontal disease ... dentition/gingival disease ... loss • Late disease ... Gingival crevice disease ... non-diagnostic in early disease
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
Evaluation is guided ... In addition is based ... disease and coronary ... artery disease; ... Management options
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Pre-existing valvular disease ... Congenital heart disease ... Rheumatic valvular disease ... Degenerative valvular disease ... • Metastatic disease
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Ischemic heart disease ... : - Known CV disease ... Structural heart disease ... unless prior heart/lung ... medical and surgical management