Section 7.1 Laboratory

Laboratory Report #16

Date

Collection Date: January 12, 2022
Report Date: January 13, 2022

Laboratory

Labcorp

Ordering Physician

Dr. Rihab Kheir

Report Type

Rheumatology Follow-up Evaluation

Laboratory testing included:

Complete Blood Count (CBC) with Differential
Comprehensive Metabolic Panel
Erythrocyte Sedimentation Rate (ESR)
C-Reactive Protein (CRP)

Original Report

PDF: Labcorp – January 12, 2022

One-Page Summary

Purpose of Testing

This laboratory evaluation was performed approximately one month after the December 2021 follow-up to monitor continued recovery from the systemic inflammatory illness. The primary objectives were to assess ongoing inflammatory activity, monitor recovery from inflammatory anemia, evaluate kidney and liver function, and confirm normalization of electrolyte abnormalities that had developed during the peak of illness in late 2021. This report demonstrates continued clinical and laboratory recovery.

Major Findings

Inflammatory Markers

Erythrocyte Sedimentation Rate (ESR)

Result

6 mm/hr (Normal)

C-Reactive Protein (CRP)

Result

4 mg/L (Normal)

Interpretation

Inflammatory markers remained well within the normal range.

Compared with the previous evaluation:

ESR improved from 15 → 6 mm/hr
CRP remained normal (2 → 4 mg/L)

These findings demonstrate sustained resolution of the systemic inflammatory process.

Complete Blood Count

Results

WBC: 5.9 ×10³/µL
RBC: 4.37 ×10⁶/µL
Hemoglobin: 13.4 g/dL
Hematocrit: 40.8%
Platelets: 229 ×10³/µL

Interpretation

The anemia documented during the inflammatory illness had now resolved.

Compared with December 2021:

Hemoglobin increased from 12.9 → 13.4 g/dL
Hematocrit increased from 39.2 → 40.8%
RBC count remained within the normal range.

This report documents essentially complete hematologic recovery.

Kidney Function

Results

BUN: 16 mg/dL
Creatinine: 0.86 mg/dL
eGFR: 79 mL/min/1.73 m²

Interpretation

Kidney function remained stable and normal.

There continued to be no evidence that the inflammatory illness had affected renal function.

Liver Function

Results

AST: 28 IU/L
ALT: 25 IU/L
Alkaline Phosphatase: 65 IU/L
Bilirubin: 0.4 mg/dL

Interpretation

Liver function tests remained comfortably within normal limits, demonstrating continued preservation of hepatic function throughout the recovery period.

Electrolytes

Results

Sodium: 137 mmol/L
Potassium: 4.4 mmol/L
Chloride: 98 mmol/L
Carbon Dioxide: 27 mmol/L

Interpretation

One of the most encouraging findings in this report is the complete normalization of sodium.

During the peak inflammatory illness:

Sodium had fallen to 129 mmol/L

It has now recovered to:

137 mmol/L

This confirms resolution of the significant hyponatremia that accompanied the inflammatory illness.

Metabolic Health

Results

Glucose: 85 mg/dL

Interpretation

Blood glucose remained within the normal fasting range, indicating continued stable glucose metabolism.

Overall Interpretation

This report documents continued recovery from the systemic inflammatory illness of 2021. Inflammatory markers remained normal, confirming sustained resolution of active inflammation. Hemoglobin and hematocrit returned to normal, documenting recovery from inflammatory anemia. Kidney function, liver function, electrolyte balance, and glucose metabolism all remained stable. Particularly noteworthy is the normalization of sodium, which had been significantly reduced during the peak of illness. Overall, this report demonstrates that by January 2022, the major laboratory abnormalities associated with the inflammatory illness had substantially resolved.

Longitudinal Significance

This report contributes to:

ESR Trend Table
CRP Trend Table
Hematology Trend Table
Electrolyte Trend Table
Kidney Function Trend Table
Liver Function Trend Table
Systemic Inflammatory Illness Timeline
Rheumatology Consultation Summary
Medical History Timeline

It documents continued normalization following the recovery documented in December 2021.

Clinical Importance

⭐⭐⭐⭐⭐ Recovery Confirmed

This report confirms that the recovery observed in December 2021 was not temporary. It demonstrates continued normalization of inflammatory markers, complete recovery of blood counts, and restoration of electrolyte balance.

Key Changes Since Previous Report

Compared with December 15, 2021:

ESR improved from 15 → 6 mm/hr.
CRP remained normal (2 → 4 mg/L).
Hemoglobin improved from 12.9 → 13.4 g/dL, returning to the normal range.
Hematocrit improved from 39.2% → 40.8%.
Sodium remained normal at 137 mmol/L, confirming correction of prior hyponatremia.
Kidney function remained stable.
Liver function remained normal.
Overall laboratory recovery continued.

Related Reports

August 31, 2021 – Initial Systemic Inflammatory Evaluation
October 13, 2021 – Peak Systemic Inflammatory Illness Evaluation
December 15, 2021 – Recovery Evaluation
ESR Trend Table
CRP Trend Table
Hematology Trend Table
Electrolyte Trend Table
Rheumatology Consultation Summary
Medical History Timeline

Navigation

Previous Report: December 15, 2021 – Rheumatology Follow-up Evaluation
Next Report: 2022 Follow-up Laboratory Evaluation
Return to Laboratory Library
Return to Health Inventory

Observation

This report is an important milestone because it demonstrates that your recovery was durable. The December 2021 report showed the first evidence that the inflammatory illness was resolving. One month later, this study confirms that the improvement continued:

ESR fell even further, from 15 to 6 mm/hr.
Hemoglobin returned to the normal range.
Sodium normalized completely after the significant hyponatremia of October 2021.
Kidney and liver function remained unaffected throughout the illness and recovery.

Looking back over the entire 2021–2022 sequence, the laboratory story is remarkably clear:

August–October 2021: Rapid onset and peak of severe systemic inflammation.
December 2021: Objective laboratory recovery begins.
January 2022: Recovery is confirmed and nearly complete.

This report marks the transition from the acute inflammatory phase to the recovery phase of your health journey and serves as one of the strongest objective indicators that the illness was coming under control.