2522 results
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Reed-Sternberg (RS) Cells ... ~10% - B-Cell ... Responsive to Treatment ... growth, response to treatment ... Classification #pathophysiology
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 ... lymphoma, B-cell ... Unknown cause Treatment ... diagnosis #management #treatment
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... organ damage • Treatment ... Lysis Syndrome: • Pathophysiology ... Lysis of tumor cells ... Low calcium • Treatment
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Triggers: ATRA treatment ... Pathophysiology ... Release from blast cells ... • Induce blast cell ... Renal Failure Treatment
Immunosuppressive Strategies for the Prevention or Treatment of Acute GVHD. Panel A shows several classic immunosuppressive
Prevention or Treatment ... antigen-presenting cell ... of activated T cells ... #Pathophysiology
Intracranial Hemorrhage (ICH) and Increased Intracranial Pressure (ICP) - Pathophysiology
ICH Management:
1. Manage Blood Pressure
  •
Pressure (ICP) - Pathophysiology ... lidocaine, +/- pre-treatment ... water leaves brain cells ... Pressure #ICP #Pathophysiology
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 ... Treatment: • HAART ... treatment • Cognitive
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
protein C and S Pathophysiology ... Schistocytes, helmet cells ... + Bleeding Treatment ... diagnosis #causes #treatment
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
contributes to red-cell ... integrity of the cell ... vasculitis Treatment ... weeks #Scurvy #Pathophysiology ... #AscorbicAcid #Pathophysiology
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 ... diagnosis column Treatment ... between nerve cells