About this trial
HYPOMORPH is a hospital-based observational cross-sectional study designed to comprehensively characterise internal-organ morphometry and musculoskeletal status in adults with previously diagnosed hypothyroidism receiving routine medical care in Andijan, Uzbekistan.
Approximately 500 adults aged 18-59 years will be included. Participants undergo standardised clinical and anthropometric assessment, ultrasonographic examination of the liver, pancreas and both kidneys, measurement of handgrip strength, and assessment of physical performance using the Five Times Sit-to-Stand Test and 4-m gait speed test. Sarcopenia risk and habitual physical activity are assessed using the SARC-F questionnaire and the International Physical Activity Questionnaire-Short Form (IPAQ-SF), respectively. Serum thyroid-stimulating hormone (TSH) and free thyroxine (FT4) concentrations are measured to characterise thyroid functional status at the time of assessment.
The study evaluates ultrasonographic morphometric characteristics of the liver, pancreas and kidneys and musculoskeletal functional characteristics, and investigates their associations with thyroid-related, anthropometric, clinical and laboratory variables. Multivariable regression analyses will be used to identify factors independently associated with organ-specific morphometric and functional outcomes.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Adults aged 18-59 years.
Previously established diagnosis of hypothyroidism.
Receiving routine outpatient or inpatient care at participating healthcare institutions.
Ability to undergo ultrasonographic, anthropometric and functional assessments.
Disqualifiers
Pregnancy or lactation.
History of thyroid malignancy.
Acute infectious or inflammatory disease at the time of enrolment.
Severe decompensated cardiovascular, hepatic or renal disease preventing study procedures.
Trial population
Adults aged 18-59 years with a previously established diagnosis of hypothyroidism who are receiving routine outpatient or inpatient medical care at participating healthcare institutions in Andijan, Uzbekistan.
Trial design
Cohort
Cross-sectional
Treatments tested in this trial
Comprehensive Morphometric and Functional Assessment
Other interventionParticipants undergo a standardised study assessment including clinical evaluation, anthropometric measurements, ultrasonographic examination of the liver, pancreas and both kidneys, handgrip strength measurement, the Five Times Sit-to-Stand Test, 4-m gait speed assessment, physical activity and sarcopenia screening, and laboratory measurement of serum TSH and FT4. No therapeutic intervention or modification of routine clinical management is involved.
Treatment groups
Trial outcomes
Primary outcomes
Liver Ultrasonographic Morphometry
Ultrasonographic assessment of the liver will include predefined linear morphometric measurements obtained using standardised anatomical landmarks and measurement procedures. Measurements will be recorded in millimetres (mm). Organ-specific morphological characteristics, including liver contours, echogenicity and echostructure, will be recorded as complementary ultrasonographic characteristics.
Pancreatic Ultrasonographic Morphometry
Ultrasonographic assessment of the pancreas will include anteroposterior measurements of the pancreatic head, body and tail using standardised anatomical landmarks and measurement procedures. Measurements will be recorded in millimetres (mm). Pancreatic echogenicity and echostructure will be recorded as complementary ultrasonographic characteristics.
Renal Ultrasonographic Morphometry
Both kidneys will be assessed separately by ultrasonography. Longitudinal, transverse and anteroposterior dimensions will be measured using standardised anatomical landmarks and measurement procedures and recorded in millimetres (mm). Relevant renal parenchymal characteristics will be recorded as complementary ultrasonographic characteristics.
Secondary outcomes
Five Times Sit-to-Stand Test
Lower-extremity physical function will be assessed using the Five Times Sit-to-Stand Test. The time required to complete five consecutive chair stands without using the arms will be recorded in seconds. Longer completion times indicate poorer physical performance.
4-m Gait Speed
Physical performance will be assessed using the 4-m gait speed test according to a standardised protocol. Gait speed will be calculated in metres per second (m/s), with higher values indicating faster walking speed.
Anthropometric Characteristics
Anthropometric assessment will include body mass index (BMI), waist circumference, hip circumference, peripheral body circumferences, waist-to-hip ratio (WHR) and waist-to-height ratio (WHtR), measured or calculated according to standardised procedures.
Handgrip Strength
Muscle strength will be assessed using handgrip dynamometry according to a standardised measurement protocol. Maximum handgrip strength will be recorded in kilograms (kg), with higher values indicating greater muscle strength.
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