22 results
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
(c) Central cord ... Hemisection of cord ... /unilateral cord ... Brown—Séquard syndrome ... (e) Transverse cord
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... - Differential Diagnosis ... Acute Coronary Syndrome ... • Asthma • COPD ... Pneumonia • ARDS • COPD
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
of the Spinal cord ... - Spinal Cord Syndromes ... Spinal cord ... deficiency - Syrinx ... #differential #diagnosis
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
- Differential Diagnosis ... - Asthma - COPD ... Hepatopulmonary syndrome ... #differential #diagnosis ... #causes #pulmonary
Capnography
Measurement of exhaled carbon dioxide can be used to confirm ETT placement, for safer procedural sedation,
monitor cardiac & pulmonary ... Downsloping phase III: copd ... airway obstruction, copd ... #Capnography #interpretation ... #diagnosis #pulmonary
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Disease (Asthma, COPD ... Hypoventilation Syndrome ... #Algorithm #Causes
Differential Diagnosis of Wheezing
 • Extrathoracic (wheezing Is typically inspiratory): Anaphylaxis, Vocal cord pathology, Laryngeal stenosis,
Differential Diagnosis ... Anaphylaxis, Vocal cord ... Churg-Strauss syndrome ... #Differential #Diagnosis ... #Causes #pulmonary
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... obesity-hypoventilation syndrome ... Pneumonia, asthma, COPD ... hepatopulmonary syndrome ... #Differential #Diagnosis
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Differential Diagnosis ... - Cirrhosis Syndrome ... hemorrhage) - Pulmonary ... e.g. pneumonia, COPD ... #Table #Causes
Acid Base Disorders - Blood Gas Interpretation

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