8 results
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
- Bimodal Age ... Most common, Wide age ... Lymphoproliferative #Disorders #Classification ... #pathophysiology ... #Hematology #Diagnosis
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
for secondary causes ... are asthma, allergy ... organ-specific signs ... Disorders #Algorithm #Differential ... #diagnosis #hematology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... Inverse Gottron’s sign ... CD4+/CD8+ ratio are ... Dermatomyositis #rheumatology ... #dermatology #diagnosis
D-dimer
Plasma D-dimer is a product of clot breakdown, released upon degradation of polymerized, crosslinked fibrin. Elevated
increase with age ... , which can cause ... - Age (yrs) x 10 ... Ddimer #dimer #pathophysiology ... #hematology #differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Takayasu: - Age ... purpura: strong sign ... #diagnosis #rheumatology ... #classification
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
has a bimodal age ... ) Classification ... Immunohistochemical studies (to differentiate ... lymphoma #diagnosis #classification ... #hematology #oncology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... Takayasu: • Age ... temporal artery • Age ... tract, and often causes ... #Diagnosis #Rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... papules and Gottron sign ... ) • Shawl sign ... statins - probably caused ... #differential #