A fungal ...
Primary histoplasmosis is usually asymptomatic; 99% remains subclinical.
1% of immunocompetent individuals with low-level exposure develop symptoms.
Outpatient care for most cases
Disseminated histoplasmosis requires hospitalization for initial treatment.
99% of acute primary histoplasmosis resolves spontaneously (symptomat...
Renal function and liver chemistries every 1 to 2 months for patients on chronic medical therapy
Serial chest x-ray to evaluate response to thera...
B39.9 Histoplasmosis, unspecified
B39.4 Histoplasmosis capsulati, unspecified
B39.1 Chronic pulmonary histoplasmosis capsulati
B39.3 Disseminated histoplasmosis capsulati
B39.2 Pulmonary histop...
Most primary histoplasmosis infections are asymptomatic and resolve spontaneously.
~1% of immunocompetent individuals with low-level exposure develop symptoms.
Serology may be negative i...
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FIGURE 19.4. Bone marrow aspirate from a patient with AIDS and progressive disseminated histoplasmosis. Highly characteristic image shows macrophage filled with 1- to 2mu m yeast cells (Wright stain, original magnification X400).
FIGURE 19.4. Bone marrow aspirate from a patient with AIDS and progressive disseminated histoplasmosis. Highly characteristic image shows ...
Figure 8.31. Presumed ocular histoplasmosis syndrome. The classic findings of juxtapapillary chorioretinal scars and macular scarring, with a greenish yellow area and blood along the edge, fulfill the clinical picture of choroidal neovascularization. Peripheral scars are often seen.
Figure 8.31. Presumed ocular histoplasmosis syndrome. The classic findings of juxtapapillary chorioretinal scars and macular scarring, wit...
<bold>FIGURE 47-1</bold> <bold>Patchy pneumonitis and hilar lymphadenopathy typical of acute pulmonary histoplasmosis in an immunocompetent host.</bold>
<bold>FIGURE 47-1</bold> <bold>Patchy pneumonitis and hilar lymphadenopathy typical of acute pulmonary histoplasmosis i...
<bold>FIGURE 47-3</bold> <bold>Chronic cavitary pulmonary histoplasmosis with bilateral cavitary upper-lobe infiltrates and lower-lobe scarring.</bold>
<bold>FIGURE 47-3</bold> <bold>Chronic cavitary pulmonary histoplasmosis with bilateral cavitary upper-lobe infiltrates...
Figure 54.1. Upper lobe cavitary lesion in person with chronic pulmonary histoplasmosis. (Courtesy of Harriet Provine, Harvard Medical School, Boston, MA.)
Figure 54.1. Upper lobe cavitary lesion in person with chronic pulmonary histoplasmosis. (Courtesy of Harriet Provine, Harvard Medical Sch...
Figure 270.5. Chest roentgenogram of a patient with disseminated histoplasmosis showing diffuse interstitial alveolar infiltrates.
Peripapillary scarring in ocular histoplasmosis syndrome.
Histoplasmosis. A section of lung shows an encapsulated, subpleural, fibrocaseous nodule.
Histoplasmosis. A section of liver from a patient with disseminated histoplasmosis reveals Kupffer cells containing numerous yeasts of H. capsulatum (PAS stain).
Histoplasmosis. A section of liver from a patient with disseminated histoplasmosis reveals Kupffer cells containing numerous yeasts of H. ...
<bold>Fig C 17-2 Histoplasmosis.</bold> Diffuse calcifications in the lungs produce a snowball pattern.
<bold>Fig GI 51-1 Histoplasmosis.</bold> CT scan shows multiple small calcifications in the spleen.
Histoplasmosis White cells Normal to increased Red cells Anemia in severe infections Platelets Not remarkable Small oval yeast forms may be seen within macrophages or monocytes on peripheral blood, bone marrow or buffy coat smears Peripheral Smear
Histoplasmosis White cells Normal to increased Red cells Anemia in severe infections Platelets Not remarkable Small oval ...