16 results
Differential Diagnosis of Wheezing
 • Extrathoracic (wheezing Is typically inspiratory): Anaphylaxis, Vocal cord pathology, Laryngeal stenosis,
Differential Diagnosis ... wheezing Is typically inspiratory ... Ascaris), Churg-Strauss ... syndrome, Allergic ... #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Hypoventilation Syndrome ... Wall Elasticity (flail ... Hypoxia #hypoxemia #differential ... #diagnosis
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Heart Failure - Differential ... Diagnosis Algorithm ... • Acute Respiratory ... Distress Syndrome ... #Diagnosis #Algorithm
Platypnea-Orthodeoxia Syndrome on Physical Exam
The case of a patient with a diagnosis of cirrhosis and platypnea-orthodeoxia
patient with a diagnosis ... #PhysicalExam # ... clinical #video ... #breathing #respiratory ... #pulmonary
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Edema - Differential ... Diagnosis Framework ... Etiology: • Acute respiratory ... distress syndrome ... #diagnosis #cardiology
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... severity Acute Respiratory ... Distress Syndrome ... #differential # ... diagnosis #signs
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
pneumonia (COP), Respiratory ... Churg Strauss syndrome ... Diseases #ILD #diagnosis ... #differential # ... pulmonary #causes
Facial Swelling - Differential Diagnosis Framework for Facial Edema

Infectious:
	• Dental abscess
	• Ludwig's angina
	• Vincent's angina
	• Cellulitis
	•
Facial Swelling - Differential ... Diagnosis Framework ... Trauma: • Ocular ... Swelling #Edema #Differential ... #Diagnosis #PhysicalExam
Differential Diagnosis of Respiratory Acid-Base Disorders
Alkalosis
A. Central nervous system stimulation: Pain, Anxiety, psychosis, Fever, Cerebrovascular accident,
Differential Diagnosis ... receptors: Hemothorax, Flail ... Cardiac failure, Pulmonary ... distress syndrome ... #diagnosis #causes
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Interpretation Steps ... Diagnosis: Causes ... D-lactate (short bowel syndrome ... Classically” noted with pulmonary ... Interpretation #Diagnosis