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Study of laboratory diagnosis of leptospirosis and its characterization in tertiary care hospital setting.

â??Clinical, epidemiological, serological and molecular characterization of Leptospirosis in patients attending a tertiary care hospital in Karnatakaâ??

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2019/01/017333
Enrollment
1229
Registered
2019-01-31
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Health Condition 1: A279- Leptospirosis, unspecified

Interventions

Intervention1: venipuncture: Blood sample (5ml) will be collected aseptically by venipuncture method Control Intervention1: NIL: Not applicable

Sponsors

Indian Council of Medical Research
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Objective 1: To compare the various diagnostic tools for accurate diagnosis of human leptospirosis in patients presenting with acute febrile illness. Objective 2: To study serovar-specific clinical characteristics, complications and prognosis of infections by the predominant serovars. Objective 3: Molecular characterization of Leptospira by Multilocus sequence typing (MLST). Patients of both gender and >18 years of age presenting to the Kasturba Hospital, Manipal and diagnosed with Acute febrile illness (AFI) will be included in this study. Fever of Objective 4: Sero-epidemiological study of human leptospirosis amongst high-risk population (farmers) of Udupi District. Healthy farmers with no history of fever and antibiotic therapy in the previous two weeks and >18 years of age of both the gender will be included in the study.

Exclusion criteria

Exclusion criteria: Objective 1: To compare the various diagnostic tools for accurate diagnosis of human leptospirosis in patients presenting with acute febrile illness. Objective 2: To study serovar-specific clinical characteristics, complications and prognosis of infections by the predominant serovars. Objective 3: Molecular characterization of Leptospira by Multilocus sequence typing (MLST). Cases known to have confirmed alternate diagnosis (typhoid, malaria, brucellosis, scrub typhus and dengue) and of Objective 4: Sero-epidemiological study of human leptospirosis amongst high-risk population (farmers) of Udupi District. Farmers having chronic illness of chronic kidney disease, chronic liver disease and diabetes mellitus; history of fever in the previous two weeks; those who have received any antibiotic therapy in the previous two weeks and those of <18 years of age will be excluded from the study.

Design outcomes

Primary

MeasureTime frame
1. The study will help in generation of data which will help to choose appropriate diagnostic test in different phases of leptospirosis. 2.The distribution of various genomospecies/serovars of Leptospira in our setting can be obtained. Timepoint: 3 years

Secondary

MeasureTime frame
1.Correlation between the various serovars and clinical presentation can be studied. 2.Knowledge of locally prevalent serovars causing leptospirosis would enable to formulate strategies for public health interventions in future. Timepoint: 1 1

Countries

India

Contacts

Public ContactRAVI KUMAR T N

Kasturba Medical College,Manipal

shashidhar.v@manipal.edu9886075904

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026