28 results
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
• Peripheral blood ... for secondary causes ... eosinophilia (common causes ... organ-specific signs ... Differential #diagnosis #hematology
Features of a Sickle Cell Crisis 
Sickle-cell disease - an autosomal recessive blood disorder.
Characterized by red
cells that adopt ... These cells can ... Crises can be precipitated ... The underlying pathophysiology ... Crisis #Features #Signs
Intracranial Hemorrhage (ICH) and Increased Intracranial Pressure (ICP) - Pathophysiology
ICH Management:
1. Manage Blood Pressure
  •
Pressure (ICP) - Pathophysiology ... ICH Management ... = dilated BV = raises ... water leaves brain cells ... #management
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
cells in the lung ... • Signs/Symptoms ... • Signs/Symptoms ... - The classic signs ... • Pathophysiology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Disease, PRES Pathophysiology ... autoantibodies that will cause ... thrombosis and/or blood-brain ... #rheumatology # ... cerebritis #diagnosis #management
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... Phagocytosis of blood ... Drugs, Unknown cause ... Lymphohistiocytosis #diagnosis #management ... treatment #summary #rheumatology
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings
The epidemiology of this disease is 1/340,000 births and roughly double
Signs of immunodeficiency ... to produce all classes ... humoral immunity Signs ... in blood and bone ... Agammaglobulinemia #XLinked #pathophysiology
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
• Langerhan cells ... hair follicles -> causes ... endothelium) & Decr blood ... Manifestations #pathophysiology ... #diagnosis #signs
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... WBC >100k, + lab signs ... Lysis of tumor cells ... TLS #diagnosis #management ... #hematology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
) -> Increased blood ... retinal edema caused ... Retina • Ganglion cells ... Occlusion #CRAO #pathophysiology ... ophthalmology #diagnosis #signs