92 results
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
- Definition, Causes ... and SUN Classification ... Bartonella SUN Classification ... #SUN #Classification ... Differential #Diagnosis #Ophthalmology
Persistent Pupillary Membrane (PPM) on Slit Lamp Ocular Examination

This membrane would be a remainder of the
Persistent Pupillary Membrane ... Examination This membrane ... tunica vasculosa lentis ... large enough to cause ... clinical #video #ophthalmology
Bell's Palsy
Bell’s Palsy is a damage, acute weakness, or paralysis of the Facial nerve (7th CN),
Bell's Palsy Bell ... an identifiable cause ... Bell’s palsy happens ... The cause is unknown ... neurology #anatomy #pathophysiology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Anemia Intrinsic Causes ... thalassemias • Membrane ... elliptocytosis Extrinsic Causes ... Intravascular Causes ... #classification
Sickle Cell Disease - Pathophysiology of disease and complications 

Due to the deformed shape, HbS induces
Cell Disease - Pathophysiology ... HbS induces RBC membrane ... crosslinking of the membrane ... the sickle red cells ... SickleCell #Disease #Pathophysiology
Hemolysis in Hereditary Spherocytosis. Panel A shows the structure of a normal red cell and a
interactions between the membrane ... deficiencies that cause ... microvesiculation, membrane ... spleen in which red cells ... #Pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Transcellular Shift Into Cells ... imports K+ into cells ... Diagnosis #Algorithm #causes ... potassium #low #pathophysiology
Bell's Phenomenon on Physical Exam

Carles Bell realized that when trying to close the eye on the
Bell's Phenomenon ... Physical Exam Carles ... neurologiabr #Bells ... #PhysicalExam #ophthalmology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
back to resting membrane ... - True Resting Membrane ... Vaughan Williams Classification ... #Pharmacology #Classification ... #Classes #pathophysiology
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Vaughan Williams Classification ... depolarization in fast AP cells ... depolarization in slow AP cells ... VaughanWilliams #Classification ... #Classes #cardiology