Accrued Expenses

12 Months Ended

Dec. 31, 2015

Accrued Liabilities, Current [Abstract]

Accrued Expenses

5.        Accrued Expenses

Accrued expenses consist of the following at (in thousands):

	December 31,
	2015		2014
Accrued clinical trial expenses	$	1,193	$	196
Compensation and related benefits		561		519
Deferred rent		53		51
Patent fees		40		40
	$	1,847	$	806