 |
1. Which of the following statements is true regarding Raynauds phenomenon?
- Cyanosis is rarely present before Raynauds phenomenon progresses
- The disease can affect the toes in as many as 75% of patients
- The disease is usually very painful in its initial stages
- If untreated, the disease can result in gangrene in some cases
- Laboratory testing is critical for diagnosing the disease
Click here to compare your answer.
2. Which of the following statements is true regarding the pathogenesis of Raynauds phenomenon?
- There is a decreased level of endothelin-1 in the blood
- There is a decreased level of factor VIII-von Willebrand factor antigen in the blood
- There is a decreased level of nitric oxide in the endothelium of the digital blood vessels
- There is an increased density of ß-adrenergic receptors on the digital blood vessels
- There is an increased number of neurons containing calcitonin gene-related peptide in the digital skin
Click here to compare your answer.
|
|
3. Which of the following clinical or laboratory findings is NOT an established criterion for diagnosing secondary Raynauds phenomenon?
- Abnormal results on nail-fold capillarioscopy
- Episodic attacks of acral pallor or cyanosis
- Evidence of multi-organ system complications
- Positive results on antinuclear antibody testing
- Presence of digital pitting
Click here to compare your answer.
4. Which of the following conditions is NOT associated with secondary Raynauds phenomenon?
- Carpal tunnel syndrome
- Multiple sclerosis
- Peripheral vascular disease
- Scleroderma
- Sjögrens syndrome
Click here to compare your answer.
5. Which of the following medications is most effective for treating symptomatic Raynauds phenomenon?
- Diltiazem
- Losartan
- Minoxidil
- Nicardipine
- Nifedipine
Click here to compare your answer.
|