lymph nodes are usually caused by a viral or bacterial infection
. Other causes include allergic reactions, arthrit
is, cancer, metabolic diseases, and an overactive thyroid (hyperthyroidism).Since he is having other sympto
ms of frequent cough,night sweats and epistaxis,I would watch out for
s esp TB, liver disorders,sinus and nasopharyngeal abnormalit
ies or serious causes like bleeding disorders and leukmias.