public static Study GetStudyFromAccession(string accession)
{
var node = GetSelectedNode();
if (node == null)
throw new Exception("Unable to get selected DICOM node");
StudyRootFindScu findScu = new StudyRootFindScu();
StudyQueryIod queryMessage = new StudyQueryIod();
queryMessage.SetCommonTags();
queryMessage.AccessionNumber = accession;
IList<StudyQueryIod> results = findScu.Find(node.LocalAe, node.AET, node.IP, node.Port, queryMessage);
if (results.Count == 1)
{
Study st = new Study();
st.Accession = results[0].AccessionNumber;
st.Images = (int)results[0].NumberOfStudyRelatedInstances;
st.PatientDob = results[0].PatientsBirthDate;
st.PatientFirstname = results[0].PatientsName.FirstName;
st.PatientId = results[0].PatientId;
st.PatientSurname = results[0].PatientsName.LastName;
st.StudyDate = results[0].StudyDate;
st.StudyDescription = results[0].StudyDescription;
st.StudyModality = results[0].ModalitiesInStudy;
st.StudyUid = results[0].StudyInstanceUid;
if (st.StudyDate != null && st.PatientDob != null)
{
int age = st.StudyDate.Value.Year - st.PatientDob.Value.Year;
if (st.PatientDob.Value > st.StudyDate.Value.AddYears(-age)) age--;
st.PatientAge = age;
}
StudyRootFindScu seriesFindScu = new StudyRootFindScu();
SeriesQueryIod seriesQuery = new SeriesQueryIod();
seriesQuery.SetCommonTags();
seriesQuery.StudyInstanceUid = results[0].StudyInstanceUid;
IList<SeriesQueryIod> seriesResults = seriesFindScu.Find(node.LocalAe, node.AET, node.IP, node.Port, seriesQuery);
if (seriesResults.Count > 0)
{
st.Series = new List<Series>();
foreach (var se in seriesResults)
{
Series s = new Series();
s.StudyUid = results[0].StudyInstanceUid;
s.Images = (int)se.NumberOfSeriesRelatedInstances;
s.SeriesDescription = se.SeriesDescription;
s.SeriesModality = se.Modality;
s.SeriesUid = se.SeriesInstanceUid;
st.Series.Add(s);
}
}
return st;
}
else
{
throw new Exception("No study found");
}
}
public static bool DownloadOneSeries(string studyuid, string seriesuid, int retryCount = 0)
{
var node = GetSelectedNode();
var cstore = new DicomSCP(node.LocalAe, 104);
try
{
LOG.Write("Retry Count: " + retryCount);
StudyRootFindScu findScu = new StudyRootFindScu();
SeriesQueryIod queryMessage = new SeriesQueryIod();
queryMessage.SetCommonTags();
queryMessage.StudyInstanceUid = studyuid;
queryMessage.SeriesInstanceUid = seriesuid;
IList<SeriesQueryIod> results = findScu.Find(node.LocalAe, node.AET, node.IP, node.Port, queryMessage);
if (results.Count != 1)
throw new Exception(string.Format("Unable to query study on PACS: [{0}]", studyuid));
int expectedFiles = (int)results[0].NumberOfSeriesRelatedInstances;
if (!System.IO.Directory.Exists(node.LocalStorage))
System.IO.Directory.CreateDirectory(node.LocalStorage);
cstore.Start();
while (!cstore.IsRunning)
System.Threading.Thread.Sleep(1000);
MoveScuBase moveScu = new StudyRootMoveScu(node.LocalAe, node.AET, node.IP, node.Port, node.LocalAe);
moveScu.ReadTimeout = 600000;
moveScu.WriteTimeout = 600000;
moveScu.AddStudyInstanceUid(studyuid);
moveScu.AddSeriesInstanceUid(seriesuid);
DateTime started = DateTime.Now;
moveScu.Move();
System.Threading.Thread.Sleep(2000);
if (moveScu.Status == ScuOperationStatus.AssociationRejected || moveScu.Status == ScuOperationStatus.Canceled ||
moveScu.Status == ScuOperationStatus.ConnectFailed || moveScu.Status == ScuOperationStatus.Failed ||
moveScu.Status == ScuOperationStatus.NetworkError || moveScu.Status == ScuOperationStatus.TimeoutExpired ||
moveScu.Status == ScuOperationStatus.UnexpectedMessage || moveScu.FailureSubOperations != 0)
{
if (retryCount > 4)
throw new Exception(string.Format("Failed moving study [{0}] | Status : {1} | Failed Operations: {2}", studyuid, moveScu.Status, moveScu.FailureSubOperations));
retryCount += 1;
if (cstore.IsRunning)
cstore.Stop();
DownloadOneSeries(studyuid, seriesuid, retryCount);
}
string downloadFolder = GetStoreString();
downloadFolder = Path.Combine(downloadFolder, studyuid, seriesuid);
bool direxist = Directory.Exists(downloadFolder);
while (!direxist)
{
if ((DateTime.Now - started).TotalMinutes > 3)
{
if (cstore.IsRunning)
cstore.Stop();
throw new Exception("Waited too long for images to come in");
}
//LOG.Write("Waiting for images to come in...");
System.Threading.Thread.Sleep(1 * 1000);
direxist = Directory.Exists(downloadFolder);
}
var dcmfiles = Directory.GetFiles(downloadFolder, "*.dcm");
var dcmCount = dcmfiles.Length;
while (dcmCount < expectedFiles)
{
if ((DateTime.Now - started).TotalMinutes > 3)
{
if (cstore.IsRunning)
cstore.Stop();
throw new Exception("Waited too long for images to come in");
}
//LOG.Write("Waiting for images to come in...");
System.Threading.Thread.Sleep(1 * 1000);
dcmfiles = Directory.GetFiles(downloadFolder, "*.dcm");
if (dcmfiles.Length != dcmCount)
{
if (dcmfiles.Length >= expectedFiles) { break; }
dcmCount = dcmfiles.Length;
started = DateTime.Now;
}
}
if (cstore.IsRunning)
cstore.Stop();
LOG.Write("Series successfully downloaded from PACS");
return true;
}
catch (Exception ex)
{
if (cstore.IsRunning)
cstore.Stop();
string errorString = "Error at :" + System.Reflection.MethodBase.GetCurrentMethod().Name;
LOG.Write(errorString);
LOG.Write(ex.Message);
return false;
}
}
public static List<Study> GetPatientStudiesFromId(string patientId)
{
var node = GetSelectedNode();
if (node == null)
throw new Exception("Unable to get selected DICOM node");
StudyRootFindScu findScu = new StudyRootFindScu();
StudyQueryIod queryMessage = new StudyQueryIod();
queryMessage.SetCommonTags();
queryMessage.PatientId = patientId;
IList<StudyQueryIod> results = findScu.Find(node.LocalAe, node.AET, node.IP, node.Port, queryMessage);
if (results.Count > 0)
{
List<Study> stList = new List<Study>();
foreach(var st in results)
{
var nst = new Study();
nst.Accession = st.AccessionNumber;
nst.Images = (int)st.NumberOfStudyRelatedInstances;
nst.PatientDob = st.PatientsBirthDate;
nst.PatientFirstname = st.PatientsName.FirstName;
nst.PatientId = st.PatientId;
nst.PatientSurname = st.PatientsName.LastName;
nst.StudyDate = st.StudyDate;
nst.StudyDescription = st.StudyDescription;
nst.StudyModality = st.ModalitiesInStudy;
nst.StudyUid = st.StudyInstanceUid;
if (nst.StudyDate != null && nst.PatientDob != null)
{
int age = nst.StudyDate.Value.Year - nst.PatientDob.Value.Year;
if (nst.PatientDob.Value > nst.StudyDate.Value.AddYears(-age)) age--;
nst.PatientAge = age;
}
StudyRootFindScu seriesFindScu = new StudyRootFindScu();
SeriesQueryIod seriesQuery = new SeriesQueryIod();
seriesQuery.SetCommonTags();
seriesQuery.StudyInstanceUid = st.StudyInstanceUid;
IList<SeriesQueryIod> seriesResults = seriesFindScu.Find(node.LocalAe, node.AET, node.IP, node.Port, seriesQuery);
if (seriesResults.Count > 0)
{
nst.Series = new List<Series>();
foreach (var se in seriesResults)
{
if((int)se.NumberOfSeriesRelatedInstances < 1) { continue; }
if (nst.StudyModality == "SR" && se.Modality != "SR") { nst.StudyModality = se.Modality; }
Series s = new Series();
s.StudyUid = results[0].StudyInstanceUid;
s.Images = (int)se.NumberOfSeriesRelatedInstances;
s.SeriesDescription = se.SeriesDescription;
s.SeriesModality = se.Modality;
s.SeriesUid = se.SeriesInstanceUid;
nst.Series.Add(s);
}
}
if (nst.StudyModality == "SR") { nst.StudyModality = ""; }
stList.Add(nst);
}
return stList;
}
else
{
throw new Exception("Unable to find studies for patient on PACS");
}
}
