27 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Arterial Hypertension ... Defect ** • Atrial ... Hypoventilation Syndrome ... #Causes #Pulmonary
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
Causes of Cyanosis ... Arteriosus • Atrial ... Total Anomalous Pulmonary ... Obstructive/Hypoplastic Lesions ... #Causes #Peds #
Clues to Differential Diagnosis of Central Cyanosis: Onset of cyanosis, Clubbing, Secondary erythrocytosis, Auscultation, X-ray, Echocardiography,
Clues to Differential ... Diagnosis of Central ... Echocardiography, Arterial ... #Cardiology #Causes ... #Table #Comparison
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Thrombosis vs Arterial ... • Nephrotic Syndrome ... atherosclerotic lesions ... Cholesterol Emboli Arterial ... Embolism #Venous #Arterial
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Tomography (CT) - Arterial ... portal venous, T1 arterial ... Ultrasound - Early arterial ... Grayscale phase, Late arterial ... #diagnosis #comparison
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... toxo IgG • CNS PCR ... Infectious: • Bacterial ... #Brain #differential ... #diagnosis #causes
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
ARRYTHMIA • ATRIAL ... FIBRILLATION • ATRIAL ... PARKINSON WHITE SYNDROME ... TACHYCARDIA • ATRIAL ... #Differential #
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Dyspnea - Differential ... Diagnosis Algorithm ... Acute Coronary Syndrome ... Arrhythmia • Atrial ... #Diagnosis #Algorithm
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Stroke Volume / Arterial ... less compliant arteries ... of developing atrial ... mmHg developed atrial ... Acute Coronary Syndrome
Approach to the Hypotensive Patient - Differential Diagnosis Framework for Hypotension

Blood Pressure = Heart Rate x
Diagnosis Framework ... • Sick sinus syndrome ... tachycardia • Atrial ... depletion • Pulmonary ... #diagnosis #causes