9 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Left Shunt - Anatomic ... : Atelectasis, ARDS ... Embolism, Obstructive Lung ... , Interstitial Lung ... Hypoxia #hypoxemia #differential
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Rapid Response Management ... Algorithm Stridor ... atelectasis • Lung ... Hypoxemia #Hypoxia #differential ... #pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
parenchyma by a ... radiograph shows a ... Abscess Differential ... #Abscess #pulmonary ... #differential #
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Rapid onset of a ... Infections #HIV #AIDS ... #pulmonary #differential ... #diagnosis #infectiousdiseases
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
coagulopathy) • CBC w differential ... sparing of the lung ... FINDINGS: • U/A: ... Renal #Syndromes #differential ... #diagnosis #management
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Illnesses: • Pulmonary ... gordonae - 99.9% a ... • Dyspnea, • Chest ... NTM #Infections #differential ... #diagnosis #infectiousdiseases
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - Differential ... blood cells in the lung ... respiratory failure or ARDS ... administration of a ... edema #causes #differential
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
yeast • At risk: AIDS ... change in the lungs ... nails, bronchi, lungs ... ) #Mycoses #InfectiousDiseases ... Fungal #Diagnosis #Management
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
murmur 3/6) - Pulmonary ... event, follow ACC algorithm ... days before Pulmonary ... unless prior heart/lung ... medical and surgical management