83 results
Subjective Tinnitus: Pathogenesis and clinical findings
Subjective Tinnitus - Perceived sound with no acoustic stimulus, heard only
refers to sound caused ... the ear, perceived ... #Tinnitus #Causes ... #pathophysiology ... #differential #diagnosis
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
- Definition, Causes ... /year per 100,000 ... inhabitants 3rd leading cause ... #Differential #Diagnosis ... #Ophthalmology
Hordeolum vs Chalazion

Hordeolum (Stye):
 • Location: Most commonly found at or near an eyelash follicle
 •
commonly found at or near ... eyelash follicle • Cause ... upper lid • Cause ... #Clinical #Diagnosis ... #Management #Ophthalmology
Infographic depicting the main pearls of various types of congenital adrenal hyperplasia for the medical student.
CAH #algorithm #causes ... CongenitalAdrenalHyperplasia #diagnosis ... #comparison #treatment ... Endocrinology #Adrenal #pathophysiology
Amblyopia - Lazy Eye - Differential Diagnosis Algorithm
Deprivational - Obstruction of Visual Axis:
 • Ptosis
 •
- Differential Diagnosis ... responsive to treatment ... #Differential #Diagnosis ... #Algorithm #Causes ... #Ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
6mm); • Light-near ... females Differential Diagnosis ... - no light-near ... dissociation • Other causes ... PhysicalExam #neurology #ophthalmology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
- Differential Diagnosis ... Syphilis (light-near ... #Differential #Diagnosis ... #Algorithm #Causes ... #Ophthalmology
Iron Deficiency in Heart Failure
Pathophysiology:
Chronic heart failure leads to an increase in inflammatory cytokines → Inflammation
Heart Failure Pathophysiology ... → Inflammation causes ... and iron release Diagnosis ... functional ID) Treatment ... endpoint of all-cause
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... Drugs, Unknown cause ... Treatment: • ... Nicolas Taar ... #management #treatment
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
mucins with reduced tear ... #Xeropthalmia #pathophysiology ... #ophthalmology ... #diagnosis #signs