Volcano Reports 24 Percent Increase in First Quarter Revenues; IVUS Disposable Revenues Increase ...(/p Interest expense (4) ...)

Interest expense (4) - - - (4)

Exchange rate gain 1,679 - - - 1,679

Income (loss)

before provision

for income taxes (2,118) 2,061 175 2,878 2,996

Provision for

income taxes 208 - - - 208

Net income (loss) $(2,326) $2,061 $175 $2,878 $2,788

Net income (loss)

per share - basic $(0.05) $0.04 $0.00 $0.06 $0.06

Net income (loss)

per share -

diluted $(0.05) $0.04 $0.00 $0.06 $0.06

Weighted-average

shares outstanding

- basic 47,030 47,030

Weighted-average

shares outstanding

- diluted 47,030 49,698

Three Months Ended March 31, 2007

In-process Acquisition

Stock-based research due

GAAP compensation and diligence Non-GAAP

results expense development costs results

Revenues $29,579 $- $- $- $29,579

Cost of revenues 10,865 (112) - - 10,753

Gross profit 18,714 112 - - 18,826

Operating expenses:

Selling, general

and

administrative 12,584 (923) - - 11,661

Research and

development 4,688 (208) - - 4,480

Amortization of

intangibles 786 - - - 786

Total operating

expenses
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