14 results
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Differential Diagnosis Algorithm ... HCO3 12:10 • Respiratory ... Acidosis (pCO2 ... HCO3 7:10 • Respiratory ... < 35 mmHg) #AcidBase
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
2. pCO2 - What’s ... the pCO2? ... Respiratory Acidosis ... MD @nickmmark #acidbase ... #workup #algorithm
Perform computations online at:
ScyMed.com
6th ED
ICU-card
«ICU, Formulas & Drugs»
HEMODYNAMIC PATTERNS
Condition
SAP
CVP

PAP PCWP

CO C(a-v)02 PVR

SVR
Hypovolemic shock
↓
↓
↓
↓
↓
↑
↑
↑
Cardiogenic shock
↓
1
↑
1

1
↑

Septic shock
↓
↓
↓
↓
↑
↓
↓
↓
Cardiac Tamponade
.
↑
↑
1
↓

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RV
» HEMODYNAMIC PATTERNS ... Index CARDIAC WORK ... RCWI Cardiac Work ... min 400-600 mL Respiratory ... ratio Respiratory
Blood Gas (ABG) Interpretation and Acid-Base Pathology
1- Does the patient have an acidosis or an alkalosis?
Look at the pCO2 ... Metabolic Equal (If pCO2 ... the change in pCO2 ... need to do more work ... MSc @AmyChung #AcidBase
Basics of Waveform Capnography
Waveform capnography assesses ventilation by monitoring exhaled carbon dioxide
Can use measurement and morphology
different phases of respiratory ... pathophysiology CLINICAL ... zero WAVEFORM PATTERNS ... surface - Pattern ... interpretation #patterns
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... Respiratory bronchiolitis ... #Clinical #Radiology ... CTChest #Nodular #Pattern ... #Comparison #Table
COPD phenotypes:  Blue Bloaters vs. Pink Puffers
The two most stereotypical forms of COPD are pink
physiology and clinical ... a near-normal PaCO2 ... patients present with respiratory ... increase in the work ... #BlueBloaters #Comparison
Approach to Selecting Respiratory Support:
-The role of noninvasive respiratory support is generally to reduce the patient's
Approach to Selecting Respiratory ... of noninvasive respiratory ... the patient's work ... to “blow off” CO2 ... RespiratorySupport #Selection #Algorithm
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... Respiratory bronchiolitis ... #Clinical #Diagnosis ... CTChest #Nodular #Pattern ... #Differential #Comparison
Algorithm for Management of Acute Exacerbation of COPD (AECOPD)

Obtain workup for alternate diagnoses and relevant comorbidities:
Algorithm for Management ... AECOPD) Obtain workup ... 2 (or complete respiratory ... of AECOPD: • Clinical ... #COPD #AECOPD #Algorithm