20 results
Bell's Phenomenon on Physical Exam

Carles Bell realized that when trying to close the eye on the
Bell's Phenomenon ... neurologiabr #Bells ... clinical #video #PhysicalExam ... #ophthalmology ... #neurology
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Erythroderma - Diagnostic ... Pathophysiology: ... germinative skin cells ... Skin-homing T-cells ... Dermatology #Rash
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Reed-Sternberg (RS) Cells ... Lymphocyte - 5% RS cells ... (LP) tumour B cells ... Classification #pathophysiology ... #Hematology #Diagnosis
Non-cirrhotic Hyperammonemia - Differential Diagnosis Framework

Hematologic & Vascular:
 • Multiple myeloma & Acute leukemia (plasma cells
- Differential Diagnosis ... Framework Hematologic ... leukemia (plasma cells ... #Differential #Diagnosis ... #Pathophysiology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
mutated in all cells ... 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 ... Activation of CD8 T cells ... Phagocytosis of blood cells ... Auto-amplification loop Diagnosis ... treatment #summary #rheumatology
The coagulation cascade is shown, separated into different phases with their endogenous and pharmacological inhibitors shown.
and endothelial cells ... clot #PT #PTT #diagnosis ... #models #hematology ... #pathophysiology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
anti-coagulation • Hematologic ... Retina • Ganglion cells ... Occlusion #CRAO #pathophysiology ... #ophthalmology ... #diagnosis #signs
Liver Chemistry Tests - AST, ALT, Alkaline Phosphatase and Bilirubin Metabolism
AST and ALT:
 • AST: liver
within bile duct cells ... AlkPhos #Bilirubin #Hepatology ... #Pathophysiology ... #Diagnosis #LFTs
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... Lysis Syndrome: • Pathophysiology ... Lysis of tumor cells ... Syndrome #TLS #diagnosis ... #management #hematology