# Ví dụ: Công thức máu toàn phần (CBC) - Bộ Hướng dẫn Triển khai Core FHIR cho Việt Nam v0.5.0

## Ví dụ Observation: Ví dụ: Công thức máu toàn phần (CBC)

Profile: [Xét nghiệm VN Core — VN Core Observation Laboratory Profile](StructureDefinition-vn-core-observation-lab.md)

**status**: Final

**category**: Laboratory

**code**: Công thức máu (CBC)

**subject**: [Nguyễn Văn An](Patient-ExamplePatientNguyenVanAn.md)

**encounter**: [Encounter: extension = Khám chữa bệnh ban đầu; status = finished; class = ambulatory (ActCode#AMB); period = 2026-03-19 08:30:00+0700 --> 2026-03-19 11:00:00+0700; reasonCode = ](Encounter-ExampleEncounterOutpatient.md)

**effective**: 2026-04-20 07:45:00+0700

**performer**: [BS CKII Nguyễn Thị Lan](Practitioner-ExamplePractitionerBSCKII.md)

**interpretation**: Abnormal

**note**: 

> 

WBC 12.8 × 10⁹/L — tăng cao (ref: 4.0–10.0). Nghi ngờ nhiễm trùng cấp tính. Cần theo dõi lâm sàng, cân nhắc cấy máu nếu sốt > 38.5°C. Các chỉ số huyết học khác trong giới hạn bình thường.


**specimen**: [Mẫu máu toàn phần chống đông EDTA](Specimen-ExampleSpecimenWholeBloodCBC.md)

> **component****code**: Bạch cầu (WBC)**value**: 12.8 10^9/L (Details: UCUM code10*9/L = '10*9/L')**interpretation**: High

### ReferenceRanges

| | | | |
| :--- | :--- | :--- | :--- |
| - | **Low** | **High** | **Text** |
| * | 4 10^9/L (Details: UCUM code10*9/L = '10*9/L') | 10 10^9/L (Details: UCUM code10*9/L = '10*9/L') | 4.0 – 10.0 × 10⁹/L |


> **component****code**: Hồng cầu (RBC)**value**: 4.6 10^12/L (Details: UCUM code10*12/L = '10*12/L')**interpretation**: Normal

### ReferenceRanges

| | | | |
| :--- | :--- | :--- | :--- |
| - | **Low** | **High** | **Text** |
| * | 4 10^12/L (Details: UCUM code10*12/L = '10*12/L') | 5.5 10^12/L (Details: UCUM code10*12/L = '10*12/L') | 4.0 – 5.5 × 10¹²/L (nam) |


> **component****code**: Hemoglobin (Hgb)**value**: 138 g/L (Details: UCUM codeg/L = 'g/L')**interpretation**: Normal

### ReferenceRanges

| | | | |
| :--- | :--- | :--- | :--- |
| - | **Low** | **High** | **Text** |
| * | 130 g/L (Details: UCUM codeg/L = 'g/L') | 170 g/L (Details: UCUM codeg/L = 'g/L') | 130 – 170 g/L (nam) |


> **component****code**: Tiểu cầu (PLT)**value**: 220 10^9/L (Details: UCUM code10*9/L = '10*9/L')**interpretation**: Normal

### ReferenceRanges

| | | | |
| :--- | :--- | :--- | :--- |
| - | **Low** | **High** | **Text** |
| * | 150 10^9/L (Details: UCUM code10*9/L = '10*9/L') | 400 10^9/L (Details: UCUM code10*9/L = '10*9/L') | 150 – 400 × 10⁹/L |




## Resource Content

```json
{
  "resourceType" : "Observation",
  "id" : "ExampleObservationLabCBC",
  "meta" : {
    "profile" : ["http://fhir.hl7.org.vn/core/StructureDefinition/vn-core-observation-lab"]
  },
  "status" : "final",
  "category" : [{
    "coding" : [{
      "system" : "http://terminology.hl7.org/CodeSystem/observation-category",
      "code" : "laboratory",
      "display" : "Laboratory"
    }]
  }],
  "code" : {
    "coding" : [{
      "system" : "http://loinc.org",
      "code" : "58410-2",
      "display" : "CBC panel - Blood by Automated count"
    }],
    "text" : "Công thức máu (CBC)"
  },
  "subject" : {
    "reference" : "Patient/ExamplePatientNguyenVanAn",
    "display" : "Nguyễn Văn An"
  },
  "encounter" : {
    "reference" : "Encounter/ExampleEncounterOutpatient"
  },
  "effectiveDateTime" : "2026-04-20T07:45:00+07:00",
  "performer" : [{
    "reference" : "Practitioner/ExamplePractitionerBSCKII",
    "display" : "BS CKII Nguyễn Thị Lan"
  }],
  "interpretation" : [{
    "coding" : [{
      "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation",
      "code" : "A",
      "display" : "Abnormal"
    }]
  }],
  "note" : [{
    "text" : "WBC 12.8 × 10⁹/L — tăng cao (ref: 4.0–10.0). Nghi ngờ nhiễm trùng cấp tính. Cần theo dõi lâm sàng, cân nhắc cấy máu nếu sốt > 38.5°C. Các chỉ số huyết học khác trong giới hạn bình thường."
  }],
  "specimen" : {
    "reference" : "Specimen/ExampleSpecimenWholeBloodCBC",
    "display" : "Mẫu máu toàn phần chống đông EDTA"
  },
  "component" : [{
    "code" : {
      "coding" : [{
        "system" : "http://loinc.org",
        "code" : "6690-2",
        "display" : "Leukocytes [#/volume] in Blood by Automated count"
      }],
      "text" : "Bạch cầu (WBC)"
    },
    "valueQuantity" : {
      "value" : 12.8,
      "unit" : "10^9/L",
      "system" : "http://unitsofmeasure.org",
      "code" : "10*9/L"
    },
    "interpretation" : [{
      "coding" : [{
        "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation",
        "code" : "H",
        "display" : "High"
      }]
    }],
    "referenceRange" : [{
      "low" : {
        "value" : 4,
        "unit" : "10^9/L",
        "system" : "http://unitsofmeasure.org",
        "code" : "10*9/L"
      },
      "high" : {
        "value" : 10,
        "unit" : "10^9/L",
        "system" : "http://unitsofmeasure.org",
        "code" : "10*9/L"
      },
      "text" : "4.0 – 10.0 × 10⁹/L"
    }]
  },
  {
    "code" : {
      "coding" : [{
        "system" : "http://loinc.org",
        "code" : "789-8",
        "display" : "Erythrocytes [#/volume] in Blood by Automated count"
      }],
      "text" : "Hồng cầu (RBC)"
    },
    "valueQuantity" : {
      "value" : 4.6,
      "unit" : "10^12/L",
      "system" : "http://unitsofmeasure.org",
      "code" : "10*12/L"
    },
    "interpretation" : [{
      "coding" : [{
        "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation",
        "code" : "N",
        "display" : "Normal"
      }]
    }],
    "referenceRange" : [{
      "low" : {
        "value" : 4,
        "unit" : "10^12/L",
        "system" : "http://unitsofmeasure.org",
        "code" : "10*12/L"
      },
      "high" : {
        "value" : 5.5,
        "unit" : "10^12/L",
        "system" : "http://unitsofmeasure.org",
        "code" : "10*12/L"
      },
      "text" : "4.0 – 5.5 × 10¹²/L (nam)"
    }]
  },
  {
    "code" : {
      "coding" : [{
        "system" : "http://loinc.org",
        "code" : "718-7",
        "display" : "Hemoglobin [Mass/volume] in Blood"
      }],
      "text" : "Hemoglobin (Hgb)"
    },
    "valueQuantity" : {
      "value" : 138,
      "unit" : "g/L",
      "system" : "http://unitsofmeasure.org",
      "code" : "g/L"
    },
    "interpretation" : [{
      "coding" : [{
        "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation",
        "code" : "N",
        "display" : "Normal"
      }]
    }],
    "referenceRange" : [{
      "low" : {
        "value" : 130,
        "unit" : "g/L",
        "system" : "http://unitsofmeasure.org",
        "code" : "g/L"
      },
      "high" : {
        "value" : 170,
        "unit" : "g/L",
        "system" : "http://unitsofmeasure.org",
        "code" : "g/L"
      },
      "text" : "130 – 170 g/L (nam)"
    }]
  },
  {
    "code" : {
      "coding" : [{
        "system" : "http://loinc.org",
        "code" : "777-3",
        "display" : "Platelets [#/volume] in Blood by Automated count"
      }],
      "text" : "Tiểu cầu (PLT)"
    },
    "valueQuantity" : {
      "value" : 220,
      "unit" : "10^9/L",
      "system" : "http://unitsofmeasure.org",
      "code" : "10*9/L"
    },
    "interpretation" : [{
      "coding" : [{
        "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation",
        "code" : "N",
        "display" : "Normal"
      }]
    }],
    "referenceRange" : [{
      "low" : {
        "value" : 150,
        "unit" : "10^9/L",
        "system" : "http://unitsofmeasure.org",
        "code" : "10*9/L"
      },
      "high" : {
        "value" : 400,
        "unit" : "10^9/L",
        "system" : "http://unitsofmeasure.org",
        "code" : "10*9/L"
      },
      "text" : "150 – 400 × 10⁹/L"
    }]
  }]
}

```
