Histoplasma


Also found in: Medical, Wikipedia.

Histoplasma

[‚his·tə′plaz·mə]
(mycology)
A genus of parasitic fungi.
References in periodicals archive ?
Most infections with Blastomyces, Coccidioides, and Histoplasma spp.
It is caused by breathing in wind-blown spores of the fungus Histoplasma capsulatum that grows in nitrogen-rich soils.
Cerebrospinal fluid examination Analysis 2 Analysis 1 (9 days later) Protein (mg/dL) 59 88 Glucose (mg/dL) 44 62 White blood cell 41 (86%, 3%, 11%) 45 (92%, 6%, 2%) (cells/[micro]L): lymphocytes, neutrophils, monocytes Red blood cell 0 6650 (cells/[micro]L) Gram stain Negative Negative and cultures IgG synthesis, Negative cryptococcal Ag, Histoplasma Ag Cytology for Negative Negative malignant cells Venereal Disease Negative Research Laboratory Paraneoplastic antibodies PCA-1 positive, 1:4096 IgG indicates immunoglobulin G; PCA-1, Purkinje cell cytoplasmic antibody type 1.
Histoplasma Quantitative, Coccidioides Quantitative and Blastomyces Quantitative.
Additional consultations revealed a negative tuberculin skin test, antistreptolysin O, hepatitis panel, nuclear antibody panel, ferritin, rheumatoid factor, histoplasma and coccidiodies antibody titers.
The causes of secondary hemophagocytosis are attributed to different infections including viral (epstein barr virus, cytomegalovirus and varicella), bacterial (gram-negative organisms, pneumococcus and Mycoplasma pneumoniae), fungal (Candida albicans, Cryptococcus neoformans, Histoplasma capsulatum) and parasitic (Babesia microti, Plasmodium falciparum, Strongyloides stercoralis, Leishmania brazilensis) and medications (6).
32) Histoplasma capsulatum is acquired by inhaling dust particles which contain bird or bat droppings that contain small spores (microcondia), the infectious form of the fungus.
20-22) Although Histoplasma and Mycobacterium are possible causative agents of hyalinizing granulomas, calcified lymph nodes have not been described in association.
1:30 AMSNARES ROLE IN AMBLYOMMA MACULA I UM FEEDING AND PATHOGEN TRANSMISSION THE PATHOGENIC FUNGUS HISTOPLASMA CAPSULATUM
a) It is usually inherited in an autosomal dominant manner b) It may be caused by histoplasma c) It requires urgent referral to ophthalmology d) It may present at any age, but mainly younf adults 6.