REYNAUD'S PHENOMENON-CAUSES
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SUMMARY
Fingers go white → blue → red. Benign condition, but can lead to digital ulceration.
CAUSES (Mnemonic: HARD Connection)
1. Haematological: polycythemia, leukaemia, cold agglutinin disease
2. Arterial: embolism, Buerger's disease, smoking
3. Reflex: Reynaud's disease (idiopathic), repetitive stress injury (RSI)
4. Drugs: beta-blockers
5. CT diseases: SLE, systemic sclerosis, RA
Reference(s)
Wilkinson, I. (2017). Oxford handbook of clinical medicine. Oxford: Oxford University Press.
Hannaman, R. A., Bullock, L., Hatchell, C. A., & Yoffe, M. (2016). Internal medicine review core curriculum, 2017-2018. CO Springs, CO: MedStudy.
Therapeutic Guidelines. Melbourne: Therapeutic Guidelines Limited. https://www.tg.org.au [Accessed 2021].
