Nxstage Medical (Nasdaq: NXTM) is expected to report Q1 earnings on May 2. Here's what Wall Street wants to see:

The 10-second takeaway
 Comparing the upcoming quarter to the prior-year quarter, average analyst estimates predict Nxstage Medical's revenues will grow 7.3% and EPS will remain in the red.

The average estimate for revenue is $61.1 million. On the bottom line, the average EPS estimate is -$0.08.

Revenue details
 Last quarter, Nxstage Medical tallied revenue of $65.0 million. GAAP reported sales were 14% higher than the prior-year quarter's $57.0 million.

Source: S&P Capital IQ. Quarterly periods. Dollar amounts in millions. Non-GAAP figures may vary to maintain comparability with estimates.

EPS details
 Last quarter, EPS came in at -$0.04. GAAP EPS were -$0.04 for Q4 versus -$0.08 per share for the prior-year quarter.

Source: S&P Capital IQ. Quarterly periods. Non-GAAP figures may vary to maintain comparability with estimates.

Recent performance
 For the preceding quarter, gross margin was 39.0%, 190 basis points better than the prior-year quarter. Operating margin was -2.9%, 270 basis points better than the prior-year quarter. Net margin was -3.6%, 440 basis points better than the prior-year quarter.

Looking ahead

The full year's average estimate for revenue is $264.5 million. The average EPS estimate is -$0.24.

Investor sentiment
 The stock has a three-star rating (out of five) at Motley Fool CAPS, with 139 members out of 170 rating the stock outperform, and 31 members rating it underperform. Among 46 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 38 give Nxstage Medical a green thumbs-up, and eight give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Nxstage Medical is outperform, with an average price target of $17.00.

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