7 results
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Diagnosis Algorithm ... • Lymphoid (ALL ... Lymphadenopathy, CNS ... or λ), Smudge Cells ... Thrombocytosis (ET
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... Testing Algorithm ... for secondary causes ... neoplasms) • Screen also ... #Algorithm #Differential
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
- Differential ... Diagnosis Algorithm ... pattern of spread, B symptoms ... not as common ... Classification #pathophysiology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... less than 200 cells ... Suspect in movement disorders ... Demyelinating disease caused ... #Infections #differential
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... that results in CNS ... Bilateral signs and/or symptoms ... Pleocytosis > 100 cells ... management #neurology #differential
Langerhans Cell Histiocytosis (LCH)

Granulomatous Lesions comprising langerin-positive histiocytes and an inflammatory infiltrate can arise in virtually
LCH is a rare disorder ... now classified as ... • Pulmonary Symptoms ... CNS involvement: ... Birbeck granules (EM
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
fever (FMF) PATHOPHYSIOLOGY ... DIFFERENTIAL DIAGNOSIS ... ), - Muckle–Wells ... Also unlike PFAPA ... contributor to this disorder