A 6 year-old girl is brought to your office by her mother because of a rash. The mother first noticed the rash 1 day ago. The mother reports that several kids in the child’s school have come down with chicken pox but that the child has received all of her immunizations including two doses of the varicella vaccine. You observe the child actively playing with the toys in your waiting room before both the mother and child are brought back. The child has a temperature of 100.4 degrees F, a pulse of 90 beats per minute, a blood pressure of 100/70 mmHg and a respiration rate of 20 breaths per minute. The physical examination is unremarkable except for 20 vesicles on erythematous bases sparsely scattered on the child’s trunk and limbs. Which of the following is the most likely diagnosis?
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A 53-year-old Caucasian male comes in with a 2-week history…
A 53-year-old Caucasian male comes in with a 2-week history of severe headaches mostly during the night. The patient is pacing while he is talking. During the history taking, he states that the symptoms of pain around one eye last for 30 to 90 minutes in duration. He also states that there is ipsilateral lacrimation, conjunctival injection, and nasal congestion during the attacks. The patient states that he has had these headaches two or more times in a day over a period of several weeks. He cannot point to one thing that triggers them. On examination, the patient has features of partial Horner’s syndrome. His vital signs are temp. 97.0 F, HR 80/min, RR 16/min, BP 126/80 mmHg. The patient’s headache is most likely:
Photoelectric interactions involves the _______ of an ______…
Photoelectric interactions involves the _______ of an _______ shell electron.
The exposure field should never exceed the size of the IR.
The exposure field should never exceed the size of the IR.
Grids do not reduce the production of scatter radiation. Ex…
Grids do not reduce the production of scatter radiation. Explain why this is a TRUE statement: (2 pts)
Compton radiation:
Compton radiation:
The BEST practice to lower occupational exposure from scatte…
The BEST practice to lower occupational exposure from scatter radiation, when using the C-arm, is to have the x-ray tube _______.
During c-arm procedures, standing on the side of the _______…
During c-arm procedures, standing on the side of the _______ is safest because there is more scatter produced at the entrance surface of the patient.
The BEST place for a technologist to stand during a portable…
The BEST place for a technologist to stand during a portable chest exam, in order to lower occupational dose, is:
The term isotropic refers to:
The term isotropic refers to: