10 results
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophilia, 500-1,500 cells ... Hypereosinophilia, >1,500 cells ... causes are asthma, allergy ... #Differential #diagnosis ... #hematology #eosinophilia
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings
The epidemiology of this disease is 1/340,000 births and roughly double
40% of patients diagnosed ... maturation of B cells ... from precursor cells ... CD19+) and plasma cells ... #immunology
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 ... pattern of spread, B symptoms ... #Hematology #Diagnosis
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
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
ATRA treatment Pathophysiology ... Release from blast cells ... opacities • Diagnosis ... : >3 symptoms, or ... #management #hematology
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 #symptoms
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... - Microglial cells ... are the immune cells ... fasciculations Common Symptoms ... between nerve cells
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
HIV dementia Pathophysiology ... invades mononuclear cells ... CNS ○ Infected cells ... • Depressive symptoms ... Diagnosis: MRI
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... bouts of HTN Diagnostic ... Bilateral signs and/or symptoms ... Pleocytosis > 100 cells ... #management #neurology
TAFRO

TAFRO syndrome was first described in 2010, standing for:
- Thrombocytopenia
- Anasarca
- Fever
- Reticulin fibrosis
- Organomegaly

TAFRO syndrome
overgrowth of cells ... cell lymphoma Pathophysiology ... and the systemic symptoms ... Histopathological Diagnoses ... mature plasma cells