49 results
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 ... #Phenomenon #Sign ... #PhysicalExam #ophthalmology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
for secondary causes ... eosinophilia (common causes ... glucocorticoid treatment ... organ-specific signs ... Differential #diagnosis #hematology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... WBC >100k, + lab signs ... Lysis Syndrome: • Pathophysiology ... Lysis of tumor cells
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
mutated in all cells ... Retinoblastoma Signs ... Retinoblastoma #pathophysiology ... #ophthalmology ... #diagnosis #signs
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: • ... diagnosis #management #treatment ... #summary #rheumatology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
= funny-shaped cells ... old, ~10,000 new cases ... only curative treatment ... Diagnosis #Management #treatment ... #hematology #oncology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
(LP) tumour B cells ... Responsive to Treatment ... growth, response to treatment ... Classification #pathophysiology ... #Hematology #Diagnosis
Fat Embolism Syndrome
Trauma to the long bone or pelvis accounts for —9096 of cases. The diagnosis
the long bone or pelvis ... accounts for —9096 of cases ... Pathophysiology ... Syndrome #Diagnosis #Signs
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... the optic nerve caused ... Doppler US : halo sign ... GiantCellArteritis #GCA #Rheumatology ... #Ophthalmology
Optic Neuritis - Diagnosis and Management
 • Epidemiology: Female (75%), 18-50 years,
caucasian
 • Symptoms: Moderate visual
Unilateral • Signs ... corticosteroids TREATMENT ... Diagnosis #Management #treatment ... #rheumatology # ... ophthalmology