医学课件雷诺病.pptVIP

雷诺病 Raynaud disease 更多医学精品尽在医学吧 /rayshiu 雷诺病Raynaud disease People who have primary Raynauds can have attacks in response to cold temperatures or emotional stress. Raynauds attacks usually affect the fingers and toes. Rarely, the attacks affect the nose, ears, nipples, or lips 雷诺病Raynaud disease During a Raynauds attack, the arteries become very narrow for a brief period. As a result, little or no blood flows to affected body parts. This may cause these areas to: Turn pale or white and then blue Feel numb, cold, or painful Turn red, throb, tingle, burn, or feel numb as blood flow returns to the affected areas Raynauds attacks can last less than a minute or as long as several hours. Attacks can occur daily or weekly. 雷诺病Raynaud disease 雷诺病Raynaud disease Attacks often begin in one finger or toe and move on to other fingers or toes. Sometimes only one or two fingers or toes are affected. Different areas may be affected at different times. Severe cases of secondary Raynauds can cause skin sores or gangrene. Gangrene refers to the death or decay of body tissues. Fortunately, severe Raynauds is rare. 雷诺病Raynaud disease Medical history Physical exam The results from tests. 雷诺病Raynaud disease Medical history : Change color or feel numb or painful when theyre exposed to cold temperatures Turn white, blue, or both when theyre exposed to cold temperatures 雷诺病Raynaud disease Physical exam: Look at fingers and toes to check the health of the skin and nails and to check blood flow to these areas. Cold Stimulation Test Clench Test Nailfold Capillaroscopy 雷诺病Raynaud disease Lab test: ESR CRP ANA Color doppler ultrasonography Arteriography 雷诺病Raynaud disease Diognosis points: 1.Clinical manifestion﹑age﹑sex﹑cold and stress can can trigger “Raynauds attacks.” bilateral involvement 2.At least 2 years 3.No causes to vasospasm 雷诺病Raynaud disease Raynaud’s RP Age 10-20y 30-40y Sex f