102 results
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders - Differential ... HCO3 12:10 • Respiratory ... Acidosis (pCO2 ... HCO3 7:10 • Respiratory ... Diagnosis #Algorithm #Causes
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = PAO2 ... - PaO2 A-a gradient ... (Patm - 47) - (PaCO2 ... Hypoventilation: CNS of Respiratory ... Hypoxia #hypoxemia #differential
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... acidosis Step 5 - Differential ... Base #Gas #VBG #differential
Acid Base Disorders Worksheet

Step 1: Gather the necessary data (Na+, CI-, HCO3-, PH, pCO2). Preferably, all
CI-, HCO3-, PH, pCO2 ... patient's alkalosis is respiratory ... patient's acidosis is respiratory ... diagnoses using the differentials ... Worksheet #diagnosis #differential
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... High-pitched, variable respiratory ... stenosis #Stridor #differential ... #diagnosis #causes ... pulmonary #airway #physicalexam
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Hypoxemic Respiratory ... Failure - Differential ... HYPOVENTILATION • Rising PaCO2 ... : Decreased respiratory ... Failure #hypoxia #Differential
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 ... summary #pulmonary #differential ... #diagnosis #causes
Respiratory Distress Through the Years.

#differential #flowchart #causes #algorithm #pulmonary #respiratory #distress #neonatal #pediatric #adult #ddxof
Respiratory Distress ... #differential #flowchart ... #causes #algorithm ... #pulmonary #respiratory
Paradoxical Respirations in Diaphragmatic Paralysis

Note the paradoxical movement of the abdomen during inspiration. The accessory inspiratory
The accessory inspiratory ... This change causes ... Clinical #Video #PhysicalExam ... #Pulmonary #Respiratory
Causes of Secondary Amenorrhea - Differential Diagnosis
 • Pregnancy
 • Endocrinopathies: PCOS, Hypothyroidism
 • HPA Dysfunction:
Causes of Secondary ... Amenorrhea - Differential ... Endocrinopathies: PCOS ... Secondary #Amenorrhea #Differential ... #Diagnosis #Causes