Questions (March 2004)
Clinical Cardiology Series
臨床心臟科個案研究

1. A 43 year old gentleman with good past health presents to you with a left sided weakness. Physical examination is unremarkable. A CAT scan of brain confirms two small right parietal infarcts. Routine blood tests are normal, including a 75gm OGTT and a fasting lipid profile. The EKG is in sinus rhythm. The autoimmune markers and clotting factors screening are normal. What will be the next most appropriate investigation? (A) Holter study (B) Echocardiography (C) MRA (D) Transcranial Doppler
2. Patent foramen ovale is associated with cryptogenic stroke. True or false?
3. What are the treatment options of cryptogenic stroke and the recurrent risk of ischemic events?
4. This gentleman has recurrent transient ischemic events seven months after the initial event despite sequential treatment with aspirin and warfarin. Once again, all the investigations are normal. What is your management strategy?

Dermatology Series
皮膚科病例研究

1. What is the clinical diagnosis?
2. What are the clinical differential diagnoses?
3. What are the investigations?
4. What are the possible complications?
5. What is the treatment?