(B) Add medical related entities

Clinics.Backend/Domain/Entities/Medicals/Diseases/Disease.cs

+using Domain.Entities.People.Patients.Relations.PatientDiseases;
+using Domain.Primitives;
+
+namespace Domain.Entities.Medicals.Diseases;
+
+public sealed class Disease(int id) : Entity(id)
+{
+    #region Properties
+
+    public string Name { get; set; } = null!;
+
+    #region Navigations
+
+    public ICollection<PatientDisease> Patients { get; set; } = [];
+
+    #endregion
+
+    #endregion
+}

Clinics.Backend/Domain/Entities/Medicals/Hospitals/Hospital.cs

+using Domain.Primitives;
+
+namespace Domain.Entities.Medicals.Hospitals;
+
+public sealed class Hospital(int id) : Entity(id)
+{
+    #region Properties
+
+    public string Name { get; set; } = null!;
+
+    #endregion
+}

Clinics.Backend/Domain/Entities/Medicals/MedicalImages/MedicalImage.cs

+using Domain.Primitives;
+
+namespace Domain.Entities.Medicals.MedicalImages;
+
+public sealed class MedicalImage(int id) : Entity(id)
+{
+    #region Properties
+
+    public string Name { get; set; } = null!;
+
+    public string? Description { get; set; }
+
+    #endregion
+}

Clinics.Backend/Domain/Entities/Medicals/MedicalTests/MedicalTest.cs

+using Domain.Primitives;
+
+namespace Domain.Entities.Medicals.MedicalTests;
+
+public sealed class MedicalTest(int id) : Entity(id)
+{
+    #region Properties
+
+    public string Name { get; set; } = null!;
+
+    public string? Description { get; set; }
+
+    #endregion
+}

Clinics.Backend/Domain/Entities/Medicals/Medicines/Medicine.cs

+using Domain.Entities.Medicals.Medicines.MedicineFormValues;
+using Domain.Entities.People.Patients.Relations.PatientMedicines;
+using Domain.Primitives;
+
+namespace Domain.Entities.Medicals.Medicines;
+
+// TODO: Convert Dosage to value object
+public sealed class Medicine(int id) : Entity(id)
+{
+    #region Properties
+
+    public MedicineForm MedicineForm { get; set; } = null!;
+
+    public string Name { get; set; } = null!;
+
+    public decimal Dosage { get; set; }
+
+    #region Navigations
+
+    public ICollection<PatientMedicine> Patients { get; set; } = [];
+
+    #endregion
+
+    #endregion
+}

Clinics.Backend/Domain/Entities/Medicals/Medicines/MedicineFormValues/MedicineForm.cs

+using Domain.Primitives;
+
+namespace Domain.Entities.Medicals.Medicines.MedicineFormValues;
+
+public sealed class MedicineForm(int id) : Entity(id)
+{
+    #region Properties
+
+    public string Name { get; set; } = null!;
+
+    #endregion
+}

Clinics.Backend/Domain/Entities/Medicals/Medicines/MedicineFormValues/MedicineForms.cs

+namespace Domain.Entities.Medicals.Medicines.MedicineFormValues;
+
+public static class MedicineForms
+{
+    #region Constant id values
+
+    public static int Tablet => 1;
+
+    public static int Syrup => 2;
+
+    #endregion
+}