483 results
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
- Differential Diagnosis ... Algorithm Acidemia ... Respiratory Acidosis (pCO2 ... #Differential #Diagnosis ... #Algorithm #Causes
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Intracardiac, Pulmonary ... V/Q Mismatch: Pulmonary ... , Atelectasis, Pulmonary ... Diffusion Defect: Pulmonary ... #differential #diagnosis
Capnography
Measurement of exhaled carbon dioxide can be used to confirm ETT placement, for safer procedural sedation,
monitor cardiac & pulmonary ... • PvCO2 - Mixed ... venous CO2 • ... waveforms #patterns #diagnosis ... #pulmonary #ETCO2
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
2. pCO2 - What’s ... the pCO2? ... Medications, Central, ↑ CO2 ... acidbase #workup #algorithm ... #diagnosis #acidosis
Basics of Waveform Capnography
Waveform capnography assesses ventilation by monitoring exhaled carbon dioxide
Can use measurement and morphology
data regarding pulmonary ... pathophysiology CLINICAL ... output state - Pulmonary ... interpretation #patterns #diagnosis ... #pulmonary
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
week of a known clinical ... consistent with pulmonary ... computed tomographic (CT ... lung collapse, or pulmonary ... Definition #Criteria #Diagnosis
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
type of hypoxia) PIO2 ... O2 is inspired) PAO2 ... Low SvO2 → Low PaO2 ... Hypoxemia #summary #pulmonary ... #differential #diagnosis
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
- Differential Diagnosis ... Algorithm Massive ... Malformation Normal CXR/CT ... Bronchitis Diffuse CT ... #Algorithm #Causes
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
Sign on Chest CT ... #Monod #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Sign on Chest CT ... • Distinct pulmonary ... #Vessel #Sign #CT ... #diagnosis #radiology ... #clinical