108 results
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
blockers which cause ... Antidysrhythmics: - Group IA ... QRS #widening #ECG ... #EKG #Pharmacology ... Differential #Drugs #Classes
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
Originates from single focus ... interval Class IA ... Diagnosis #Cardiology #ECG ... #EKG
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Causes of Splenomegaly ... Differential Diagnosis Algorithm ... • Thrombus (e.g ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
Invasive Aspergillus (IA ... infections are caused ... Risk Factors for IA ... immunosuppression (eg ... considered in certain cases
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Differential Diagnosis Algorithm ... Toxic Damage (e.g ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Congenital Anomalies - Differential Diagnosis Algorithm
Malformation
 • Embryonic development failure or inadequacy (often multifactorial)
Deformation
Causes of Congenital ... Differential Diagnosis Algorithm ... normal tissue (e.g ... Differential #Diagnosis #Algorithm ... #Causes #Peds #
Causes of Hypercalcemia - Differential Diagnosis Algorithm
 • Primary Hyperparathyroidism 
 • Possible Familial Hypocalciuric Hypercalcemia
Causes of Hypercalcemia ... Differential Diagnosis Algorithm ... Granulomatous Disorders (eg ... Differential #Diagnosis #Algorithm ... #Causes #endocrinology
Abnormal Lipid Profiles - Differential Diagnosis Algorithm

Increased Cholesterol and Triglycerides 
 - Genetic Causes
Differential Diagnosis Algorithm ... - Secondary Causes ... HDL - Genetic Causes ... Increased Estrogen (e.g ... Differential #Diagnosis #Algorithm
Proposed Algorithm for Diagnosing Sarcoidosis
Highly suggestive Clinicoradiological Findings → Clinical diagnosis (without biopsy) e.g. Löfgren's syndrome
Suggestive
Proposed Algorithm ... without biopsy) e.g ... and/or cytology (e.g ... of alternative causes ... #Sarcoidosis #Algorithm
Causes of Developmental Delay - Differential Diagnosis Algorithm
Isolated Domain Delay - Reduced Respiratory Drive:
 • Cognitive
Causes of Developmental ... Differential Diagnosis Algorithm ... • Mechanical (e.g ... Differential #Diagnosis #Algorithm ... #Causes #Peds #