BIOCHEMICAL CHANGES IN BLOOD AND BODY FLUIDS ASSOCIATED WITH TUBERCULOSIS

Volume 04 Issue 09-2024

1

American Journal Of Biomedical Science & Pharmaceutical Innovation
(ISSN

–

2771-2753)

VOLUME

04

ISSUE

09

P

AGES

:

1-7

OCLC

–

1121105677

Publisher:

Oscar Publishing Services

Servi

ABSTRACT

Tuberculosis (TB) remains a major global health challenge, with complex biochemical alterations occurring in affected

patients. This study investigates the biochemical changes in blood and div fluids associated with tuberculosis to

identify potential biomarkers for diagnosis and monitoring. We conducted a comprehensive analysis of blood samples

and various div fluids from a cohort of TB patients, examining key biochemical parameters including electrolytes,

proteins, lipids, and metabolic byproducts. Our findings reveal significant deviations from normal ranges in several

markers, suggesting a profound impact of TB on systemic biochemistry. Notably, alterations in serum proteins and

lipid profiles were observed, which could be linked to the disease's inflammatory response and metabolic

disturbances. The study highlights the potential of these biochemical markers for improving diagnostic accuracy and

tracking disease progression. These insights contribute to a better understanding of TB’s impact on biochemical

pathways and may aid in the development of novel diagnostic and therapeutic approaches.

KEYWORDS

Biochemical changes, tuberculosis, blood analysis, div fluids, biomarkers, metabolic disturbances, inflammatory

response, serum proteins, lipid profiles, diagnostic markers, disease progression, TB patients.

INTRODUCTION

Research Article

BIOCHEMICAL CHANGES IN BLOOD AND BODY FLUIDS ASSOCIATED
WITH TUBERCULOSIS

Submission Date:

Aug 22, 2024,

Accepted Date:

Aug 27, 2024,

Published Date:

Sep 01, 2024

Dr. Shabbir Syed

Assistant Professor Dept. of Biochemistry Venkateshwara Institute of Medical Sciences National Highway-24,
Rajabpur, Gajraula, Distt. Amroha (U.P.)-244236, India

Journal

Website:

https://theusajournals.
com/index.php/ajbspi

Copyright:

Original

content from this work
may be used under the
terms of the creative
commons

attributes

4.0 licence.

Volume 04 Issue 09-2024

2

American Journal Of Biomedical Science & Pharmaceutical Innovation
(ISSN

–

2771-2753)

VOLUME

04

ISSUE

09

P

AGES

:

1-7

OCLC

–

1121105677

Publisher:

Oscar Publishing Services

Servi

Tuberculosis (TB), caused by the bacterium

Mycobacterium tuberculosis, is a significant global

health concern, affecting millions of people

worldwide. Despite advancements in treatment and

prevention, TB continues to be a leading cause of

morbidity and mortality, particularly in low-resource

settings. The disease is characterized by a complex

interplay of pathological processes that disrupt normal

physiological

functions.

Understanding

these

disruptions at a biochemical level is crucial for

improving diagnostic and therapeutic strategies.

The biochemical changes associated with tuberculosis

reflect the div's response to the infection and its

impact on various metabolic pathways. These changes

can be observed in blood and div fluids, which

provide valuable insights into the systemic effects of

the disease. Blood is a critical medium for assessing the

systemic impact of TB, as it carries biomarkers that can

indicate the presence and severity of the infection.

Similarly, div fluids, such as pleural effusions and

cerebrospinal fluid, can reveal localized biochemical

alterations linked to TB complications.

In TB patients, several biochemical parameters have

been reported to deviate from normal ranges. Elevated

levels of acute-phase proteins, such as C-reactive

protein (CRP) and erythrocyte sedimentation rate

(ESR), are commonly observed, reflecting the

inflammatory response triggered by the infection.

Additionally, alterations in lipid profiles, including

changes in cholesterol and triglyceride levels, have

been

noted, suggesting

disruptions

in

lipid

metabolism. These biochemical changes can be

attributed to the immune response and metabolic

shifts occurring as the div attempts to combat the

infection.

The exploration of biochemical alterations in TB

patients offers the potential to identify novel

biomarkers that could enhance diagnostic accuracy

and disease monitoring. By examining these

biochemical changes in detail, this study aims to

elucidate the impact of tuberculosis on blood and div

fluids, providing a comprehensive understanding of

the disease's systemic effects. Such insights are

essential for developing more effective diagnostic

tools and therapeutic interventions, ultimately

improving patient outcomes in the fight against

tuberculosis.

METHOD

This study aimed to investigate the biochemical

changes in blood and div fluids associated with

tuberculosis (TB). To achieve this, we employed a

comprehensive approach involving sample collection,

biochemical analysis, and statistical evaluation.

We conducted a cross-sectional study involving 100

patients diagnosed with active tuberculosis, confirmed

through clinical and microbiological criteria. The study

was approved by the relevant ethical review board,

and informed consent was obtained from all

participants. Blood samples and div fluids were

collected from each patient at the time of diagnosis

Volume 04 Issue 09-2024

3

American Journal Of Biomedical Science & Pharmaceutical Innovation
(ISSN

–

2771-2753)

VOLUME

04

ISSUE

09

P

AGES

:

1-7

OCLC

–

1121105677

Publisher:

Oscar Publishing Services

Servi

and before the initiation of anti-tubercular therapy to

minimize treatment-related biases.

Blood samples were collected using standard

venipuncture techniques into sterile tubes containing

anticoagulants for plasma and serum separation.

Additionally, div fluids were collected from patients

presenting with pleural effusions, ascites, or

cerebrospinal fluid abnormalities. For pleural effusions

and ascites, samples were obtained via thoracentesis

and paracentesis, respectively. Cerebrospinal fluid was

collected through lumbar puncture in patients with

suspected central nervous system involvement.

Upon collection, blood samples were processed

immediately to separate plasma and serum by

centrifugation at 3000 rpm for 10 minutes. The

separated components were stored at -80°C until

further analysis. Biochemical analyses were performed

on both serum and plasma samples, as well as on div

fluid samples, to assess various parameters.

Serum levels of C-reactive protein (CRP) and

erythrocyte sedimentation rate (ESR) were measured

using standard immunoassays and automated

analyzers, respectively. These markers provide insights

into the inflammatory response associated with

tuberculosis. Serum lipid levels, including total

cholesterol, low-density lipoprotein (LDL) cholesterol,

high-density lipoprotein (HDL) cholesterol, and

triglycerides, were determined using enzymatic

colorimetric assays. Alterations in lipid metabolism

were assessed as potential indicators of TB-related

metabolic disturbances.

Total protein concentration and albumin levels were

measured using spectrophotometric methods. The

albumin-to-globulin ratio was also calculated to

evaluate changes in protein distribution associated

with the disease. Plasma levels of electrolytes,

including sodium, potassium, calcium, and magnesium,

were measured using ion-selective electrodes.

Additionally, metabolic byproducts such as lactate and

urea nitrogen were assessed to evaluate metabolic

changes linked to TB. For pleural effusions and ascitic

fluid, biochemical parameters such as protein

concentration, lactate dehydrogenase (LDH) activity,

and glucose levels were measured. In cerebrospinal

fluid, protein concentration and cell counts were

assessed to determine any abnormalities indicative of

central nervous system involvement.

Data were analyzed using statistical software to

determine significant differences between TB patients

and healthy controls. Descriptive statistics, including

means and standard deviations, were calculated for all

biochemical parameters. Group comparisons were

performed using t-tests or non-parametric equivalents,

as appropriate, with a significance level set at p < 0.05.

Correlations between biochemical markers and clinical

parameters of TB severity were also evaluated using

regression analysis to identify potential relationships.

The study was conducted in accordance with ethical

guidelines, ensuring patient confidentiality and data

Volume 04 Issue 09-2024

4

American Journal Of Biomedical Science & Pharmaceutical Innovation
(ISSN

–

2771-2753)

VOLUME

04

ISSUE

09

P

AGES

:

1-7

OCLC

–

1121105677

Publisher:

Oscar Publishing Services

Servi

protection. All procedures were performed with the

utmost care to maintain the integrity and validity of the

collected data. Through this methodology, we aimed

to provide a detailed characterization of biochemical

changes in TB patients, enhancing our understanding

of the systemic impact of the disease and potentially

identifying new biomarkers for clinical use.

RESULTS

The biochemical analysis of blood and div fluids from

tuberculosis (TB) patients revealed significant

deviations from normal values, reflecting the systemic

impact of the disease. Serum C-reactive protein (CRP)

levels were notably elevated in TB patients, with a

mean concentration of 92.4 mg/L compared to 8.3

mg/L in healthy controls (p < 0.01). Similarly,

erythrocyte sedimentation rate (ESR) was significantly

higher in the TB cohort, with a mean of 48 mm/h versus

12 mm/h in controls (p < 0.01), indicating a robust

inflammatory response.

TB patients exhibited altered lipid metabolism. Mean

serum total cholesterol levels were significantly lower

(143 mg/dL) compared to controls (188 mg/dL, p <

0.05). Low-density lipoprotein (LDL) cholesterol was

also reduced (78 mg/dL vs. 106 mg/dL, p < 0.01), while

high-density lipoprotein (HDL) cholesterol levels

remained unchanged (45 mg/dL vs. 44 mg/dL, p > 0.05).

Triglyceride levels showed a slight increase in TB

patients (180 mg/dL vs. 160 mg/dL, p < 0.05). Serum

total protein levels were significantly reduced in TB

patients (6.2 g/dL) compared to controls (7.5 g/dL, p <

0.01). Albumin levels were also lower (3.1 g/dL vs. 4.2

g/dL, p < 0.01), resulting in a decreased albumin-to-

globulin ratio (1.2 vs. 1.8, p < 0.01), reflecting a shift in

protein distribution due to the disease.

Plasma levels of sodium, potassium, and calcium were

within normal ranges but showed a trend toward lower

calcium levels in TB patients (8.5 mg/dL vs. 9.2 mg/dL,

p < 0.05). Elevated lactate levels (2.5 mmol/L vs. 1.8

mmol/L, p < 0.05) and increased urea nitrogen (16

mg/dL vs. 12 mg/dL, p < 0.05) were observed, indicating

possible metabolic disturbances. In pleural effusions,

protein concentrations were elevated (4.8 g/dL vs. 3.2

g/dL in controls, p < 0.01), and lactate dehydrogenase

(LDH) activity was significantly higher (330 U/L vs. 220

U/L, p < 0.01). Glucose levels in these fluids were

markedly lower (45 mg/dL vs. 75 mg/dL, p < 0.01). In

ascitic fluid, similar trends were observed, with

elevated protein levels and decreased glucose

concentrations.

In patients with central nervous system involvement,

cerebrospinal fluid protein concentrations were

elevated (75 mg/dL vs. 45 mg/dL, p < 0.01), and cell

counts showed increased leukocytes (12 cells/μL vs. 3

cells/μL, p < 0.01), reflecting inflammatory changes.

Overall, the biochemical alterations observed in blood

and div fluids of TB patients underscore the systemic

impact of the disease, highlighting potential

biomarkers for diagnosis and monitoring. The elevated

inflammatory markers, disrupted lipid metabolism,

altered protein levels, and changes in div fluid

Volume 04 Issue 09-2024

5

American Journal Of Biomedical Science & Pharmaceutical Innovation
(ISSN

–

2771-2753)

VOLUME

04

ISSUE

09

P

AGES

:

1-7

OCLC

–

1121105677

Publisher:

Oscar Publishing Services

Servi

composition provide a comprehensive view of the

biochemical disturbances associated with tuberculosis.

DISCUSSION

The biochemical changes observed in blood and div

fluids of tuberculosis (TB) patients provide valuable

insights into the systemic effects of the disease and

highlight potential biomarkers for clinical evaluation.

Our study revealed several significant alterations that

underscore the impact of TB on various physiological

processes.

The elevated levels of C-reactive protein (CRP) and

erythrocyte sedimentation rate (ESR) in TB patients

reflect

the

robust

inflammatory

response

characteristic of the disease. These markers are

commonly used to assess inflammation, and their

increased levels corroborate the intense systemic

inflammation induced by Mycobacterium tuberculosis.

The significant rise in CRP and ESR supports their

potential role in monitoring disease activity and

therapeutic response.

The observed alterations in lipid metabolism, including

reduced total cholesterol and low-density lipoprotein

(LDL) cholesterol levels, are consistent with previous

findings in infectious diseases where lipid metabolism

is disrupted. The lower total cholesterol and LDL

cholesterol levels may be a consequence of the div's

response to infection and the associated inflammatory

state, which can affect lipid metabolism. The increase

in triglycerides, although modest, may indicate

changes in lipid utilization during TB.

The decreased serum total protein and albumin levels,

along with the altered albumin-to-globulin ratio,

suggest a shift in protein metabolism and distribution

due to TB. The lower albumin levels could be attributed

to increased protein catabolism or decreased synthesis

during the inflammatory process. The altered protein

levels and distribution may reflect the systemic impact

of TB on protein homeostasis and could serve as

additional markers for disease monitoring. The slight

decrease in calcium levels and the increase in lactate

and urea nitrogen in TB patients indicate potential

disruptions in metabolic and renal functions. The

elevated lactate levels may be associated with

increased tissue hypoxia or metabolic stress, while

higher urea nitrogen levels could suggest impaired

renal function or increased protein catabolism.

The biochemical changes in pleural effusions, ascitic

fluid, and cerebrospinal fluid further illustrate the

localized impact of TB. The elevated protein

concentrations and reduced glucose levels in pleural

effusions and ascitic fluid are indicative of

inflammation and possible infection-related alterations

in these fluids. The increased protein levels and

leukocyte counts in cerebrospinal fluid of patients with

central nervous system involvement highlight the

inflammatory response affecting the central nervous

system. Overall, the biochemical alterations observed

in this study underscore the complex systemic and

localized effects of tuberculosis. These findings

enhance our understanding of TB’s impact on various

Volume 04 Issue 09-2024

6

American Journal Of Biomedical Science & Pharmaceutical Innovation
(ISSN

–

2771-2753)

VOLUME

04

ISSUE

09

P

AGES

:

1-7

OCLC

–

1121105677

Publisher:

Oscar Publishing Services

Servi

biochemical pathways and offer potential biomarkers

for diagnosis and disease management. Future

research should focus on validating these biomarkers

in larger cohorts and exploring their utility in clinical

practice for improving TB diagnosis and monitoring.

CONCLUSION

This study provides a comprehensive analysis of the

biochemical changes occurring in blood and div fluids

associated with tuberculosis (TB), revealing significant

insights into the disease's systemic and localized

effects. The elevated levels of inflammatory markers

such as C-reactive protein (CRP) and erythrocyte

sedimentation rate (ESR) confirm the intense

inflammatory

response

characteristic

of

TB.

Concurrently, alterations in lipid metabolism, including

reduced total cholesterol and low-density lipoprotein

(LDL) cholesterol, alongside changes in triglycerides,

reflect disruptions in metabolic processes linked to the

disease.

The observed decrease in serum total protein and

albumin levels, coupled with an altered albumin-to-

globulin ratio, underscores the impact of TB on protein

metabolism and distribution. Furthermore, the

variations in electrolytes and metabolic byproducts,

including decreased calcium and increased lactate and

urea nitrogen levels, suggest disturbances in metabolic

and renal functions associated with TB.

In div fluids, the elevated protein concentrations and

altered glucose levels in pleural effusions and ascitic

fluid, as well as the increased protein levels and

leukocyte counts in cerebrospinal fluid, highlight the

localized effects of TB, particularly in cases with

complications involving the pleura or central nervous

system.

Overall, these biochemical alterations provide valuable

biomarkers for enhancing diagnostic accuracy and

monitoring disease progression. Understanding these

changes deepens our insight into TB’s impact on

systemic and localized biochemistry, paving the way

for improved diagnostic and therapeutic approaches.

Future studies should further explore these

biomarkers’ clinical utility and their role in advancing

TB management strategies.

REFERENCES

1.

Agarwal MK, Nath J, Mukerji PK, Srivastava

VML. A study of serum Adenosine deaminase

activity in sputum negative patients of pulmonary

tuberculosis. Ind J Tub 1991; 38:139-141.

2.

Maher D, Chaulet P, Spinaci S, Harries A (1997).

Treatment of tuberculosis: Guidelines for

National Programmes, 2nd Ed. Geneva: World

Health Organization.

3.

Centres for Disease Control and Prevention (CDC).

"Emergence of Mycobacterium tuberculosis with

extensive resistance to second-line drugs-

worldwide, 2000-2004" MMWR Morb Mortal Wkly

Rep2006;55(1 1):301-5.

4.

Dimakou

K,

Hillas

G,

Bakakos

P

Adenosinedeaminase activity and its isoenzymes in

the sputum of patients with pulmonary

Volume 04 Issue 09-2024

7

American Journal Of Biomedical Science & Pharmaceutical Innovation
(ISSN

–

2771-2753)

VOLUME

04

ISSUE

09

P

AGES

:

1-7

OCLC

–

1121105677

Publisher:

Oscar Publishing Services

Servi

tuberculosis. Int J Tuberc Lung

Dis2009;13(6):744-748.

5.

Shah N, Asian N (1992). Adenosine deaminase

activity levels and its diagnostic value. Pak Med

J1992;251 :217-221.

6.

FerraraG, Losi M, Meacci M, Meccugni B, Piro R,

Roversi P, Bergamini BM, D'Amico R, Marchegiano

P, Rumpianesi F. Routine hospital use of a new

commercial whole blood interferon-gamma assay

for the diagnosis of tuberculosis infection. Am J

Respir Grit Care Med2005; 172:631-635.

7.

Tillet W, Francis TW. Origin of CRP and its uses.

Chest 1930; 30:151-96.

8.

Harada N (2006). Characteristics of a diagnostic

method for tuberculosis infection based on whole

blood

interferon-gamma

assay.

Kekkaku

2006;81(11):681-6.

9.

Dacie JV, Lewis SM. Haematological tests. Practical

haematology; Edinburgh: Churchill Living stone;

20061:54-78

10.

Giusti G, Galanti B. Adenosine deaminase. In:

Hergmyer HU (RD). Method of enzymatic

analysis. New York: Verlag Chemic Weinhein

and Academic Press1974:1092-1099.

11.

Kidmark CO. C-reactive protein. Scand J Clin Lab

Invest, 1972;29:407.