MDApp
MDApp is an extensive medical calculator site covering clinical scoring systems, drug dosing, cardiovascular and respiratory assessments, oncology toxicity tools, and geriatric mobility evaluation.
Medical & Clinical(42)
6CIT Cognitive Impairment Test
Six-item screening test for cognitive impairment in older adults.
A1C Calculator
Converts between HbA1c percentages and estimated average glucose levels.
Abbreviated Mental Test Score
Quick cognitive screening test for acute confusional state in older patients.
Attia Criteria for Pharyngitis
Estimates likelihood of streptococcal pharyngitis from clinical features.
BASDAI Score Calculator
MDApp offers a Bath Ankylosing Spondylitis Disease Activity Index calculator with all six input dimensions and immedi...
BED Calculator
This calculator provides BED and EQD2 outputs using linear-quadratic radiobiology formulas. It supports irradiation d...
BIMS Calculator – Brief Interview for Mental Status
This free BIMS calculator follows the standard three-part interview format: repetition, temporal orientation, and rec...
BSA Calculator – Body Surface Area
MDApp’s Body Surface Area tool estimates BSA using age, sex, height, and weight, with several selectable formulas. It...
BUN Creatinine Ratio Calculator
This free calculator computes the BUN-to-creatinine ratio from serum BUN and creatinine values. It supports common un...
Barthel Index Calculator
This free Barthel Index tool calculates independence level based on the standard 10-item ADL framework. Users select ...
Beighton Score Calculator
This free Beighton Score calculator walks through all 9 joint-hypermobility criteria and computes the total score. It...
Berg Balance Scale Calculator
Computes the Berg Balance Scale score for fall-risk assessment in older adults.
Berg Balance Test Calculator
This free Berg Balance Scale calculator scores all 14 test items and provides fall-risk interpretation bands. The pag...
Blood Sugar Conversion Calculator
Converts blood glucose values between mg/dL and mmol/L for international clinical use.
Brasfield Score for Cystic Fibrosis
Grades chest radiograph severity in cystic fibrosis to monitor disease progression.
Brief Interview for Mental Status (BIMS)
Screens cognitive impairment in long-term-care residents using a brief structured interview.
Brief Psychiatric Rating Scale
Measures severity of psychiatric symptoms across 18 clinical domains.
CARG-BC Chemotherapy Toxicity Score
Predicts chemotherapy toxicity risk in older adults with breast cancer.
CARG-TT Chemotherapy Toxicity Score
Alternative chemotherapy toxicity assessment for older cancer patients.
CISNE Score for Febrile Neutropenia
Identifies low-risk febrile neutropenia patients who can be managed as outpatients.
CRASH Chemotherapy Risk Score
Risk-stratifies chemotherapy toxicity in geriatric oncology patients.
Cholesterol Conversion Calculator
Converts cholesterol values between mg/dL and mmol/L for cross-jurisdictional clinical use.
Detsky Cardiac Risk Index
Estimates perioperative cardiac complication risk before non-cardiac surgery.
EKFC eGFR Equation
Computes estimated glomerular filtration rate using the European Kidney Function Consortium equation.
Elderly Mobility Scale
Scores mobility and independence in older adults to guide rehabilitation planning.
Foot & Ankle Ability Measure
Scores lower-extremity functional ability across daily and sports-related activities.
Hasenclever IPS for Hodgkin Lymphoma
Predicts prognosis in advanced-stage Hodgkin lymphoma using seven clinical variables.
INTERCHEST Clinical Prediction Rule
Estimates probability of coronary chest pain in primary-care settings.
LV Mass Index Calculator
Calculates left ventricular mass index from echocardiographic measurements.
Left Atrial Volume Index Calculator
Computes left atrial volume indexed to body surface area from echo data.
Marburg Heart Score
Stratifies likelihood of coronary artery disease in primary-care chest-pain presentations.
Modified Barthel Index
Scores functional independence in activities of daily living for older adults.
NICHQ Vanderbilt ADHD Assessment
Scores the Vanderbilt rating scale for screening attention-deficit / hyperactivity disorder in children.
Ocular Hypertension Treatment Study (OHTS) Calculator
Predicts five-year risk of glaucoma in patients with ocular hypertension.
Ocular Trauma Score
Estimates visual outcome prognosis after eye injury.
Original Autoimmune Hepatitis Score
Scores the revised original diagnostic criteria for autoimmune hepatitis.
Peak Flow Calculator
Predicts expected peak expiratory flow rate from age, height, and sex for asthma management.
QTc Calculator
Calculates corrected QT interval using Bazett, Fridericia, Framingham, or Hodges formulas.
SVEAT Score for Acute Chest Pain
Stratifies acute chest pain risk to triage emergency presentations efficiently.
Simplified Autoimmune Hepatitis Score
Scores the simplified diagnostic criteria for autoimmune hepatitis.
Tinetti Balance Test Calculator
Scores the Tinetti gait and balance assessment in elderly patients for fall risk.
Wender Utah ADHD Rating Scale
Scores retrospective childhood ADHD symptoms in adults using the Wender Utah scale.
Body Metrics & Fitness(3)
BAI Calculator - Body Adiposity Index
This free BAI calculator estimates body fat percentage from hip circumference and height using the standard BAI formu...
BMI Percentile Calculator
MDApp’s BMI Percentile Calculator is designed for pediatric percentile assessment, using growth-chart-based interpret...
VO2 Max Calculator
Estimates maximum oxygen uptake (VO2 max) as a measure of aerobic fitness.