occult infection

An infection first recognised by secondary manifestations—e.g., increased neutrophils in the circulation or fever of unknown origin—often caused by a bacterial infection in an obscure site—e.g., a subphrenic or other intra-abdominal region

occult infection

An infection first recognized by 2º manifestations–eg, ↑ PMNs in the circulation or FUO, often caused by a bacterial infection in an obscure site–eg, a subphrenic or other intraabdominal region. See Fever of unknown origin.
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This finding is analogous to a secondary occult infection in the woodchuck (27).
Previous studies have linked the usual HBV infection with liver cancer, but it was unclear if the same held true with occult infection.
11) Although the risk of liver disease in the presence of occult infection has not been adequately studied, the majority of black patients with hepatocellular carcinoma (HCC) and serological evidence of past, but not present, HBV infection, were found to have low-level occult infection.
The presence of respiratory viral infections in these four IPF patients suggests that a small minority of acute exacerbations of IPF may be caused by occult infection with common respiratory viruses," said Dr.
Babies with overt HBV infection were those whose blood specimens tested positive for HBsAg by enzyme-linked immunosorbent assay, whereas babies with occult infection were negative for HBsAg but positive for HBV-DNA by polymerase chain reaction testing, he said.
HBV PCR is not readily available in South Africa and is very expensive, but could be considered if there is concern about possible occult infection or HBeAg-negative chronic hepatitis B.
8), (20) In this regard, the presence of low amounts of the replicating virus could provide continuous antigenic stimuli beneficial to immunocompetent individuals in maintaining an effective antiviral immune response and keeping the occult infection under control.
Diabetic patients who present with fever should undergo a meticulous search for obvious occult infection, since infection-related morbidity and mortality is often significant in this patient population.
Importantly, many people with occult infection may not know they are infected and may spread the infection to others.
Unfortunately, e ven MRI may be negative in surgically documented occult infection caused by low-virulence organisms.
While most cerclages are routine operations and benign, occasionally they can lead to ruptured membranes, anesthetic complications, or occult infection.
Coincident with the physical therapy program, a complete blood count with differential and erythrocyte sedimentation rate (ESR) were ordered to rule out any possibility of occult infection.