Eosinophilia: Difference between revisions
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**Secondary: [[Non-Hodgkin lymphoma]] and [[Hodgkin lymphoma]] |
**Secondary: [[Non-Hodgkin lymphoma]] and [[Hodgkin lymphoma]] |
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*Infectious |
*Infectious |
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+ | **Parasitic infections |
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− | ** |
+ | ***[[Strongyloides stercoralis]], [[hookworms]], [[schistosomiasis]], and [[scabies]] (most common) |
− | **[[Tropical pulmonary eosinophilia]] from filarial roundworms ([[Wuchereria bancrofti]] and [[Brugia]]) |
+ | ***[[Tropical pulmonary eosinophilia]] from filarial roundworms ([[Wuchereria bancrofti]] and [[Brugia]]) |
− | **Can also be seen with other [[Helminth|helminths]], [[HIV]], [[HTLV]], [[Borrelia]], and [[Aspergillus]] |
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+ | ***Many others |
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+ | ****Protozoa: [[Isospora belli]], [[Dientamoeba fragilis]], [[Sarcocystis]] |
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+ | ****Filarial nematodes: [[Onchocerca]], [[lymphatic filariasis]], [[tropical pulmonary eosinophilia]], [[Loa loa]], [[Mansonella]] |
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+ | ****Non-filarial nematodes: [[Strongyloides stercoralis]], [[hookworms]], [[whipworm]], [[Ascaris]], [[Trichinella]], [[Toxocara]], [[Gnathostoma]], [[Angiostrongylus cantonensis]], [[Anisakidosis]] |
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+ | ****Cestodes: [[Sparganosis]] |
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+ | ****Trematodes: [[Fasciola]], [[Paragonimiasis]], [[Schistosoma]] |
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+ | ****[[Scabies]] |
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+ | **Viruses: [[HIV]], [[HTLV]] |
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+ | **Bacteria: [[Bartonella]], [[Borrelia]], [[syphilis]], [[scarlet fever]] (resolving) |
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+ | **Mycobacteria: [[tuberculosis]], [[Hansen disease]] |
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+ | **Fungi: [[ABPA]], [[Coccidiodes]], [[Histoplasma]], [[Paracoccidioides]], [[Cryptococcus]] |
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*Inflammatory |
*Inflammatory |
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**[[Eosinophilic pneumonia]] |
**[[Eosinophilic pneumonia]] |
Revision as of 20:04, 13 November 2022
Background
- Any eosinophil count over 0.5
- May be primary (either eosinophilic hematologic malignancy or idiopathic) or secondary/reactive
Differential Diagnosis
- Hematologic
- Primary: eosinophilic leukemia, CMML, hypereosinophilic syndrome
- Secondary: Non-Hodgkin lymphoma and Hodgkin lymphoma
- Infectious
- Parasitic infections
- Strongyloides stercoralis, hookworms, schistosomiasis, and scabies (most common)
- Tropical pulmonary eosinophilia from filarial roundworms (Wuchereria bancrofti and Brugia)
- Many others
- Protozoa: Isospora belli, Dientamoeba fragilis, Sarcocystis
- Filarial nematodes: Onchocerca, lymphatic filariasis, tropical pulmonary eosinophilia, Loa loa, Mansonella
- Non-filarial nematodes: Strongyloides stercoralis, hookworms, whipworm, Ascaris, Trichinella, Toxocara, Gnathostoma, Angiostrongylus cantonensis, Anisakidosis
- Cestodes: Sparganosis
- Trematodes: Fasciola, Paragonimiasis, Schistosoma
- Scabies
- Viruses: HIV, HTLV
- Bacteria: Bartonella, Borrelia, syphilis, scarlet fever (resolving)
- Mycobacteria: tuberculosis, Hansen disease
- Fungi: ABPA, Coccidiodes, Histoplasma, Paracoccidioides, Cryptococcus
- Parasitic infections
- Inflammatory
- Endocrine
- Allergy
Investigations
- CBC
- Stool for ova and parasites (specifically for helminths rather than protozoa)
- Strongyloides serology, +/- Schistosoma serology
- ANCAs
- Review current medications