Opi
Calc
Acromegaly Diagnostic Criteria
Adrenal Incidentaloma Malignancy Risk
Adrenal Incidentaloma Workup Criteria (ESE/ENSAT)
Adrenal Insufficiency Probability Score
AMH Interpretation (Ovarian Reserve)
Anion Gap Calculator
ATA Thyroid Nodule Guidelines
Bariatric Surgery Eligibility (IFSO/ASMBS)
Bicarbonate Therapy Eligibility in DKA
BMI Calculator & WHO Classification
Burch-Wartofsky Point Scale (BWPS)
Corrected Calcium Calculator
Corrected Sodium in Hyperglycaemia
Cushing's Syndrome Screening Criteria
Diabetes Diagnostic Criteria (ADA)
Diabetes Insipidus vs. SIADH Differentiator
DKA Severity Classification (ADA)
Effective Serum Osmolality Calculator
FINDRISC Score
Fludrocortisone Suppression Test Interpreter
Fluid Deficit Estimator (HHS)
FRAX Score
Free Androgen Index (FAI)
Free Water Deficit
GFR-Based Metformin Safety Checker
GLP-1 Receptor Agonist Suite
Graves' Disease Remission Predictor (GREAT Score)
HbA1c ↔ eAG Converter
HHS Diagnostic Criteria
Hirsutism Severity (mFG Score)
HOMA-IR (Insulin Resistance)
Hydrocortisone Sick Day Rules Calculator
Hypercalcaemia Severity Classification
Hypocalcaemia Severity & ECG Risk
Hypoglycaemia Severity Classification (ADA)
Hypomagnesaemia & Refractory Hypocalcaemia Checker
Hyponatraemia Correction Rate Calculator
Hypopituitarism Axis Checklist
Hypothyroidism in Pregnancy (ATA)
IDF Metabolic Syndrome Criteria
Insulin Dose Adjustment Guide
Insulin Infusion Rate Calculator (DKA)
Japanese (JTA) Thyroid Storm Criteria
Liddle's Syndrome vs. Primary Aldosteronism Differentiator
Male Hypogonadism Diagnostic Criteria
MEN1 Clinical Diagnostic Criteria
MEN2A/2B Risk Stratification (ATA)
Obesity Pharmacotherapy Eligibility (AHA/ACC)
Osteoporosis Diagnosis (WHO T-score)
PCOS Diagnostic Criteria (Rotterdam)
Phaeochromocytoma Pre-test Probability
Pituitary Adenoma Classification
Primary Aldosteronism Screening (ARR)
Primary Hyperparathyroidism Surgery Criteria (AACE/AAES)
Prolactin Interpretation Tool
Short Synacthen Test Interpreter
SIADH Diagnostic Criteria (Bartter-Schwartz)
Subclinical Hypothyroidism Treatment Eligibility
Thyroid Function Interpretation Tool
Thyroid Nodule Risk Stratification (ACR TI-RADS)
VHL Syndrome Surveillance Checklist
Vitamin D Status Interpretation
Waist-to-Height Ratio
Water Deprivation Test Interpreter
Clinical Evidence and Methodology
EVIDENCE SYNTHESIS
Clinical Reference Hub
Curated insights • How it Works • Practical Pearls • Evidence Base
CLINICAL INSIGHT
When to Use
When to Use
Post-thyroidectomy or post-parathyroidectomy monitoring.
Evaluating patients with numbness, tingling, or carpopedal spasms.
Risk stratification of patients with very low calcium levels (< 7.5 mg/dL).
Screening for life-threatening ECG changes in electrolyte disturbances.
CLINICAL INSIGHT
How it Works
Critical Thresholds
Calcium < 7.0 mg/dL (1.75 mmol/L).
Ionized Calcium < 0.8 mmol/L.
Presence of Prolonged QTc on ECG (Risk of Torsades).
Presence of Chvostek or Trousseau signs.
CLINICAL INSIGHT
Practical Pearls
ECG Pattern
Treatment Pearl (The "Check Mg First" Rule)
CLINICAL INSIGHT
Evidence Base
Primary Source
Hypocalcemia.
Bilezikian JP.
N Engl J Med
1999
Hypocalcaemia Severity & ECG Risk
Corrected Calcium (mg/dL)
ECG: Prolonged QTc / Arrhythmia?
Symptoms: Tetany, Paresthesia, Carpopedal Spasm?
Reset