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Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

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Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

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Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

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Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Part of the Hubble Ultra-Deep Field image showing a typical section of space containing galaxies int Part of the Hubble Ultra-Deep Field image showing a typical section of space containing galaxies int
Electron microscopic image of dinoflagellates Electron microscopic image of dinoflagellates
Obstetrical sonography and fetometry. (b) An ultrasound image reveals the fetus within the uterus. Obstetrical sonography and fetometry. (b) An ultrasound image reveals the fetus within the uterus.
Image was downloaded from the Jet Propulsion Laboratory web site Image was downloaded from the Jet Propulsion Laboratory web site
Radiograph of the colon after a barium enema. Radiograph of the colon after a barium enema.
What volume of liquid would be dispensed by a P200 set to this volume? P200 Image 1.jpg What volume of liquid would be dispensed by a P200 set to this volume? P200 Image 1.jpg
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