43 results
Ophthalmoplegia secondary to Orbital Apex Syndrome

A 61-year-old man presented with retro-orbital pain, near-complete ophthalmoplegia, loss of
to Orbital Apex Syndrome ... A 61-year-old ... Orbital #Apex #Syndrome ... #Clinical #Video ... #Ophthalmology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Hypokalemia - Differential ... K-ATPase which imports ... K+ into cells: ... - Refeeding Syndrome ... #Hypokalemia #Differential
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Syphilis (light-near ... Midbrain (Parinaud's Syndrome ... Pupils #Defects #Differential ... Algorithm #Causes #Ophthalmology
VEXAS (Vacuoles, E1 enzyme, X-linked, Autoinflammatory, Somatic) Syndrome
Clinical Syndrome:
 • Common Clinical Features: alveolitis, ear and
Clinical Syndrome ... Features: alveolitis, ear ... hematopoietic stem cells ... blood myeloid cells ... Autoinflammatory #Somatic #rheumatology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Myelodysplastic syndrome ... anemia • Sickle cells ... Hemolytic uremic syndrome ... key #diagnosis #differential ... #hematology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
6mm); • Light-near ... Holmes-Adie Syndrome ... Young females Differential ... - no light-near ... PhysicalExam #neurology #ophthalmology
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
: 17-52 cases/year ... Classification #Differential ... #Diagnosis #Ophthalmology ... #Rheumatology
Acquired von Willebrand Syndrome - Diagnosis and Management
 • Autoantibodies to vWF: Lymphoproliferative disorders (e.g. lymphoma,
von Willebrand Syndrome ... adsorption onto cancer cells ... vonWillebrand #Syndrome ... Management #treatment #hematology ... #differential
Floaters - Differential Diagnosis Framework

What?
Vitreous Floaters:
• Microscopic collagen fibers within the vitreous that tend to clump
Floaters - Differential ... Patients As: • Black spots ... the vision • Spots ... #Floaters #Differential ... Diagnosis #Ocular #ophthalmology
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
Deficiency Anemia - Differential ... Gastrectomy, WHDA syndrome ... diet, Alcoholism, Tea-toast ... Deficiency #Anemia #Differential ... Algorithm #ferritin #hematology