Das pharmakologische Profil von Sildenafil zeigt neben der PDE5-Inhibition auch eine geringe Aktivität an der PDE6 in der Retina. Dies erklärt visuelle Nebenwirkungen wie Farbsehstörungen, die gelegentlich auftreten. Die orale Bioverfügbarkeit beträgt etwa 40 %, mit einer hohen Bindung an Plasmaproteine. Das Verteilungsvolumen ist groß, sodass die Substanz rasch in verschiedene Gewebe gelangt. Die Metabolisierung erfolgt hepatisch und produziert einen aktiven Metaboliten, der die pharmakologische Wirkung ergänzt. Nebenwirkungen sind dosisabhängig und umfassen Kopfschmerzen, Hautrötung und Dyspepsie. Bei Vergleichen innerhalb der Wirkstoffklasse wird viagra original regelmäßig als Beispiel für eine Substanz mit schneller, aber kurzzeitiger Wirkung aufgeführt.

Bone density questionnaire

BONE DENSITY QUESTIONNAIRE
Date: _____/_____/______
Please answer the following questions. If you are unsure how to answer a question, please leave the space blank and a staff member
will assist you. Answers are confidential medical record information and are important to assist in the correct interpretation of your
bone density examination.
Name: ______________________________________________ Date of Birth: _____/_____/______
Referring Physician: ________________________________ Sex: Female______ Male_______

Race: (Please circle one that applies) African-American – Asian – Caucasian (White) – Hispanic – Other

___Yes ___No… Is there a chance that you are pregnant?
___Yes ___No… Have you had a barium X-ray in the last 2 weeks?
___Yes ___No… Have you had a nuclear medicine scan or injection of an X-ray dye in the last week?
___Yes ___No… Did you take any calcium supplements today?
(If you answered yes to any of the above, speak to the Technologist.) GYNECOLOGICAL HISTORY
___Yes ___No… Are you postmenopausal?
___Yes ___No… Did your menopause occur before the age of 45?
___Yes ___No… Have you had a hysterectomy? If so, when? ___________________
___Yes ___No… Have you had your ovaries removed? If so, when? ______________
___Yes ___No… Do you take hormone therapy in any form at this time? If, so, what type? (Circle one that applies)
Premarin – Estrogen – Birth Control
___Yes ___No… Are you currently taking any type of contraception by shot (such as Depo-Provera) that is
intended to stop your periods?

MEDICAL HISTORY
___Yes ___No… Have you ever had a Bone Density (DEXA) Scan before?
If so, when? ________________________ Where? ______________________________ ___Yes ___No… Have you taken Cortisone or Prednisone orally for over 3 months? (Circle all that apply)
___Yes ___No… Do you take thyroid medicine? If so, which do you have (Circle one that applies)
Hypothyroidism – Hyperthyroidism
___Yes ___No. Do you take calcium (including TUMS), multivitamins and/or Vitamin D? (Circle all that apply) If so, how long?_________________________ How much (Dosage)?________________ ___Yes ___No… Do you take any of the following medicine for osteoporosis? (Circle one that applies) Actonel – Boniva – Evista – Fosomax – Miacalcin Nasal Spray
If so, how long? ________________________ How much (Dosage)? _______________ ___Yes ___No… Do you have family history of osteoporosis? ___Yes ___No… Has either parent had a hip fracture? ___Yes ___No… Have you had a confirmed diagnosis of Rheumatoid Arthritis? ___Yes ___No… Have you ever fractured any bones after the age of 40 (excluding hands, feet, and skull)? If so, which Bones? ________________________ How? __________________________
LIFESTYLE

___Yes ___No… Do you currently smoke?
___Yes ___No… Do you drink 3 or more alcoholic beverages daily?
___Yes ___No… Do you exercise regularly? (Walking, Running, Weight Lifting, or Weight Bearing)

Source: http://www.vmgma.com/Portals/8/Docs/Bone-Density-Questionaire.pdf