at presentation 37 patients had primary rp ( prp ) , nine had rp in combination with vascular occlusive disease ( rp-vod ) , 25 had one symptom of a ctd ( questionable prp ) , 13 had two or more symptoms ( undifferentiated ctd , uctd ) and 17 had definite ctd .
C0151445
primary rp
C0034735
rp