Diagnosis and differential diagnosis of Kallmann syndrome / 中华男科学杂志

ABSTRACT

<p><b>OBJECTIVE</b>To study diagnosis and differential diagnosis of Kallmann syndrome.</p><p><b>METHODS</b>The examinations including routine karyotyping, sex hormone, GnRH stimulation test and MRI were performed.</p><p><b>RESULTS</b>Cytogenetic analysis of his peripheral lymphocyte by G banding showed a normal male karyotype. GnRH stimulation test presented a good reaction. Plasma levels of luteinizing hormone (LH), follicle-stimulating hormone (FSH) and testosterone were very low. Absent olfactory bulb was found by magnetic resonance imaging (MRI).</p><p><b>CONCLUSION</b>Karyotype analysis, sexual hormone, GnRH stimulation test and MRI are very important the diagnosis of Kallmann syndrome.</p>