diff --git a/1.sources/MyHealth/docroot/medicaltest/MedicalTests.xhtml b/1.sources/MyHealth/docroot/medicaltest/MedicalTests.xhtml
index f287fa9..822a366 100644
--- a/1.sources/MyHealth/docroot/medicaltest/MedicalTests.xhtml
+++ b/1.sources/MyHealth/docroot/medicaltest/MedicalTests.xhtml
@@ -174,11 +174,11 @@
 								<p:message for="selUsertype" />
 							</div>
 
-							<div class="ui-g-4 ui-md-5" />
-							<div class="ui-g-4 ui-md-2">
+							<div class="ui-g-4 ui-md-4" />
+							<div class="ui-g-4 ui-md-4">
 								<p:commandButton value="Guardar" action="#{mt.save}" icon="pi pi-save" update="frmMT,frmImage,frmNEW" />
 							</div>
-							<div class="ui-g-4 ui-md-5" />
+							<div class="ui-g-4 ui-md-4" />
 						</div>
 					</p:panel>
 				</h:form>
diff --git a/1.sources/MyHealth/docroot/resources/css/estilos.css b/1.sources/MyHealth/docroot/resources/css/estilos.css
index 4652883..3e5e3a9 100644
--- a/1.sources/MyHealth/docroot/resources/css/estilos.css
+++ b/1.sources/MyHealth/docroot/resources/css/estilos.css
@@ -43,6 +43,6 @@ ul.ui-menu-list {
 }
 
 .ui-orderlist .ui-orderlist-list {
-	height: 70vh !important;
+	height: 62vh !important;
 	width: 25vw !important;
 }
\ No newline at end of file
diff --git a/1.sources/MyHealth/src/ejb/medicalTest/MedicalTestFacadeBean.java b/1.sources/MyHealth/src/ejb/medicalTest/MedicalTestFacadeBean.java
index 23fbd40..74ac098 100644
--- a/1.sources/MyHealth/src/ejb/medicalTest/MedicalTestFacadeBean.java
+++ b/1.sources/MyHealth/src/ejb/medicalTest/MedicalTestFacadeBean.java
@@ -286,17 +286,17 @@ public class MedicalTestFacadeBean implements MedicalTestFacadeRemote {
 	}
 
 	@Override
-	public List<MedicalTestTO> loadMedicalTestForFamilyDoctor(int familyDoctorID, Integer patientID) {
+	public List<MedicalTestTO> loadMedicalTestForFamilyDoctor(int familyDoctorID, int patientID) {
 		List<MedicalTestTO> medicalTests = new ArrayList<MedicalTestTO>();
 		String extraQuery = "";
 
-		if (patientID != null) {
+		if (patientID >= 0) {
 			extraQuery = " and q.patient.id=:patientID";
 		}
 
 		TypedQuery<MedicalTestJPA> query = entman
 				.createQuery("SELECT q from MedicalTestJPA q where q.patient.familyDoctor.id=:familyDoctorID " + extraQuery + " order by q.id desc", MedicalTestJPA.class);
-		if (patientID != null) {
+		if (patientID >= 0) {
 			query.setParameter("patientID", patientID);
 		}
 		query.setParameter("familyDoctorID", familyDoctorID);
@@ -311,18 +311,18 @@ public class MedicalTestFacadeBean implements MedicalTestFacadeRemote {
 	}
 
 	@Override
-	public List<MedicalTestTO> loadMedicalTestForSpecialistDoctor(int specialistDoctorID, Integer patientID) {
+	public List<MedicalTestTO> loadMedicalTestForSpecialistDoctor(int specialistDoctorID, int patientID) {
 		List<MedicalTestTO> medicalTests = new ArrayList<MedicalTestTO>();
 		String extraQuery = "";
 
-		if (patientID != null) {
+		if (patientID >= 0) {
 			extraQuery = " and q.patient.id=:patientID";
 		}
 
 		TypedQuery<MedicalTestJPA> query = entman
 				.createQuery("SELECT q from MedicalTestJPA q where q.specialistDoctor.id=:specialistDoctorID " + extraQuery + " order by q.id desc", MedicalTestJPA.class);
 
-		if (patientID != null) {
+		if (patientID >= 0) {
 			query.setParameter("patientID", patientID);
 		}
 		query.setParameter("specialistDoctorID", specialistDoctorID);
diff --git a/1.sources/MyHealth/src/ejb/medicalTest/MedicalTestFacadeRemote.java b/1.sources/MyHealth/src/ejb/medicalTest/MedicalTestFacadeRemote.java
index 58e71fd..8ad42ad 100644
--- a/1.sources/MyHealth/src/ejb/medicalTest/MedicalTestFacadeRemote.java
+++ b/1.sources/MyHealth/src/ejb/medicalTest/MedicalTestFacadeRemote.java
@@ -27,7 +27,9 @@ public interface MedicalTestFacadeRemote {
 	/**
 	 * Realizar una pregunta al médico por un paciente
 	 * 
-	 * @param professionalNumber
+	 * @param userID Este parámetro en el enunciado era del doctor, se ha cambiado al del paciente ya que los EJB
+	 * no tienen el contexto de la sesión y de esta forma se puede conseguir el médico al que se realiza la 
+	 * pregunta.
 	 * @param title
 	 * @param message
 	 */
@@ -36,7 +38,8 @@ public interface MedicalTestFacadeRemote {
 	/**
 	 * El médico responde a una pregunta
 	 * 
-	 * @param question
+	 * @param questionId Se ha cambiado a questionID ya que es más directa la identificación de la pregunta
+	 * a la que se va a responder
 	 * @param response
 	 */
 	public void answerQuestion(int questionId, String response);
@@ -52,13 +55,16 @@ public interface MedicalTestFacadeRemote {
 
 	/**
 	 * Recuperar las preguntas hechas por un paciente
+	 * 
+	 * NEW
 	 */
 	public List<QuestionTO> listAllMyQuestions(int userId);
 
 	/**
 	 * Recuperar una pregunta por su String
 	 * 
-	 * @param question
+	 * @param idQuestion Se ha cambiado al identificador de la pregunta, ya que es más directa
+	 * su identificación.
 	 */
 	public QuestionTO getQuestion(int idQuestion);
 
@@ -71,9 +77,9 @@ public interface MedicalTestFacadeRemote {
 
 	public List<MedicalTestTO> loadMedicalTestForSpecialistDoctor(int specialistDoctorID);
 
-	public List<MedicalTestTO> loadMedicalTestForFamilyDoctor(int familyDoctorID, Integer patientID);
+	public List<MedicalTestTO> loadMedicalTestForFamilyDoctor(int familyDoctorID, int patientID);
 
-	public List<MedicalTestTO> loadMedicalTestForSpecialistDoctor(int specialistDoctorID, Integer patientID);
+	public List<MedicalTestTO> loadMedicalTestForSpecialistDoctor(int specialistDoctorID, int patientID);
 
 	public List<PatientTO> loadPatientsForSpecialistDoctor(int specialistDoctorID, String searchTerm, int pageNumber, int pageSize);
 
diff --git a/1.sources/MyHealth/src/managedbean/medicalTest/MedicalTestMBean.java b/1.sources/MyHealth/src/managedbean/medicalTest/MedicalTestMBean.java
index aa733e1..fbbddfe 100644
--- a/1.sources/MyHealth/src/managedbean/medicalTest/MedicalTestMBean.java
+++ b/1.sources/MyHealth/src/managedbean/medicalTest/MedicalTestMBean.java
@@ -55,6 +55,7 @@ public class MedicalTestMBean extends ManagedBeanBase implements Serializable {
 	public void init() {
 		this.userType = SessionUtils.getUserType();
 		this.userID = Integer.valueOf(SessionUtils.getUserId());
+		
 		this.medicalTestTypes = new ArrayList<MedicalTestType>();
 		this.medicalTestTypes.add(MedicalTestType.BLOOD_TEST);
 		this.medicalTestTypes.add(MedicalTestType.CT_SCAN);
@@ -128,7 +129,7 @@ public class MedicalTestMBean extends ManagedBeanBase implements Serializable {
 	}
 
 	public void loadMedicalTests() {
-		Integer patId = null;
+		Integer patId = -1;
 		if (this.patientFilterSelected != null)
 			patId = this.patientFilterSelected.getId();
 
diff --git a/3.docs/Diseño de pruebas - Pruebas médicas.xlsx b/3.docs/Diseño de pruebas - Pruebas médicas.xlsx
new file mode 100644
index 0000000..0e76621
Binary files /dev/null and b/3.docs/Diseño de pruebas - Pruebas médicas.xlsx differ
diff --git a/3.docs/PDS_Practica_4_Grupo2.docx b/3.docs/PDS_Practica_4_Grupo2.docx
index 9b5b7e1..affeb0d 100644
Binary files a/3.docs/PDS_Practica_4_Grupo2.docx and b/3.docs/PDS_Practica_4_Grupo2.docx differ
diff --git a/3.docs/PDS_Practica_4_Grupo_2_Informe de testing.docx b/3.docs/PDS_Practica_4_Grupo_2_Informe de testing.docx
index edb215f..b05876b 100644
Binary files a/3.docs/PDS_Practica_4_Grupo_2_Informe de testing.docx and b/3.docs/PDS_Practica_4_Grupo_2_Informe de testing.docx differ