21 results
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 ... #Diagnosis #Central ... #Table #Comparison
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
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Dyspnea - Differential ... Diagnosis Algorithm ... Acute Coronary Syndrome ... Arrhythmia • Atrial ... #Causes
Approach to the Hypotensive Patient - Differential Diagnosis Framework for Hypotension

Blood Pressure = Heart Rate x
Hypotensive Patient - Differential ... Diagnosis Framework ... • Sick sinus syndrome ... tachycardia • Atrial ... #diagnosis #causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... Diagnosis Framework ... respiratory drive due to neurologic ... shunting (eg, atrial ... #Diagnosis #pulmonary
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... Diagnosis and Screening ... selective renal intra-arterial ... #Diagnosis #Causes ... Screening #Workup #table
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
High effective arterial ... • Low Urine Cl ... urine #potassium #differential ... #algorithm #diagnosis ... #nephrology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... toxo IgG • CNS PCR ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... Diagnosis: • ... #differential # ... diagnosis #causes ... #neurology
Causes of Syncope - Differential Diagnosis Algorithm
Cardiac - Arrhythmia:
 • Tachyarrhythmia
 • Bradyarrhythmia
 • Supraventricular Tachycardia
Causes of Syncope ... - Differential ... • Sick-Sinus Syndrome ... Reduced Effective Arterial ... Defecation #Syncope #Neurology