Evaluation and diagnosis of the hair loss patient: part I. History and clinical examination

摘要: Hair loss (alopecia) is a common problem and often major source of distress for patients. The differential diagnosis alopecia includes both scarring nonscarring alopecias. In addition, many hair shaft disorders can produce fragility, resulting in different patterns alopecia. Therefore, an organized systematic approach needed to accurately address patients' complaints achieve the correct diagnosis. Part 1 this 2-part continuing medical education article on describes history taking clinical examination disorders. It also provides algorithmic diagnostic based most recent knowledge about types