ملخص
Lymphadenopathy is defined as lymph nodes that are abnormal in size, consistency or number. The extent of lymphadenopathy is defined as localised, regional or generalised. Lymphadenopathy is commonly encountered by physicians in clinical practice and requires a comprehensive evaluation. When initiating a work-up, the physician should pay close attention to the size, location, consistency and number of enlarged lymph nodes, as well as to the patient's age and any associated symptoms. Lymphadenopathy may be due to malignancy, hypersensitivity, infection, collagen vascular disease, atypical lymphoproliferative disorders, granulomatous diseases and other miscellaneous causes. [1] [2] [3]
التشخيص التفريقي
- Common
- Uncommon
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- Non-Hodgkin's lymphoma
- Hodgkin's lymphoma
- Chronic lymphocytic leukaemia (CLL)
- Metastatic solid tumour
- Drug-associated lymphadenopathy
- Serum sickness
- Graft-versus-host disease (GVHD)
- Human T-lymphotropic virus 1 (HTLV-1)
- Mumps
- Measles
- Hepatitis B
- Hepatitis C
- Cat scratch disease
- Tuberculosis
- Leprosy
- Mycobacterium avium intracellulare (MAI)
- Syphilis
- Tularaemia
- Brucellosis
- Rocky Mountain spotted fever
- Histoplasmosis
- Coccidioidomycosis
- Cryptococcosis
- Lymphogranuloma venereum (LGV)
- Toxoplasmosis
- Leishmaniasis
- Systemic lupus erythematosus (SLE)
- Rheumatoid arthritis
- Dermatomyositis
- Sjogren's syndrome
- Sarcoidosis
- Crohn's disease
- Kawasaki disease
- Castleman's disease (angiofollicular lymph node hyperplasia)
- Kikuchi's disease (histiocytic necrotising lymphadenitis)
- Inflammatory pseudotumour
- Progressive transformation of germinal centres (PTGC)
- Rosai-Dorfman disease (sinus histiocytosis with massive lymphadenopathy)
- Rubella
- Genital herpes
- Chancroid
- Leptospirosis
