Condensed Statements of Cash Flows (unaudited) (USD $)	3 Months Ended
	Mar. 31, 2013		Mar. 31, 2012
Cash flows from operating activities:
Net loss	$ (6,511,617)		$ (5,753,025)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	496,733		148,044
Allowance for uncollectible accounts	40,000
Non-cash interest expense	14,101
Change in fair value of warrant liability	(15,433)
Write-off of unamortized financing costs	41,166
Non-cash compensation	268,381		347,618
Changes in operating assets and liabilities:
Increase in accounts receivable	(29,447)		(12,078)
Decrease (increase) in inventory	238,642		(310,090)
Decrease in prepaid expenses and other current assets	89,173		155,071
(Decrease) increase in accounts payable and accrued expenses	(834,292)		75,391
(Decrease) increase in deferred rent	(5,913)		1,389
Increase in deferred placement revenue	88,873		17,250
Increase in long-term interest payable	7,417
Increase in other current liabilities	19,785		13,887
Net cash used in operating activities	(6,092,431)		(5,316,543)
Cash flows from investing activities:
Purchases of property and equipment	(1,641,297)		(408,079)
Net cash used in investing activities	(1,641,297)		(408,079)
Cash flows from financing activities:
Proceeds from borrowings and issuance of warrant	6,000,000
Expenses related to borrowings and issuance of warrant	(245,358)
Proceeds from exercise of stock options	18,059		33,310
Net proceeds from public offerings	15,746,549		(4,293)
Net cash provided by financing activities	21,519,250		29,017
Net increase (decrease) in cash and cash equivalents	13,785,522		(5,695,605)
Cash and cash equivalents at beginning of period	7,861,524	[1]	27,996,871
Cash and cash equivalents at end of period	21,647,046		22,301,266
Non-cash investing activity:
Amortization of deferred financing costs	41,166
Reclassification of MelaFind components from other assets to property and equipment			$ 522,014

[1] Derived from the audited balance sheet as of December 31, 2012