symptom-disease-api

An API for finding disease by its symptoms, using Aws API gateway, Lambda functions and DynamoDB.

System diagram

Also refer to the deployed lambda functions code.

API Calls

• API URL = "https://(api_id).execute-{api-region}.amazonaws.com/stage/"

• API Routes - Methods:

  • /disease:
    • GET
    • query:
      • diseaseName = string (required)
      • pageSize = int (default = 10)
      • offset = int (default = 1)
  • /symptoms:
    • GET
    • query:
      • symptomId = string (required)
      • pageSize = int (default = 10)
      • offset = int (default = 1)

• Refer to the disease.json and symptoms.json for responses given by api calls.

Dataset

• Data set is imported from Kaggle Disease Symptom Prediction Dataset.
• After cleaning the data, I have made disease-data.json and symptoms-data.json and imported dataset files to DynamoDB using Admin panel (code is not shared).

DynamoDB Schema

• Refer to the exported database file for analyzing database.

1. Disease

   • symptom (PK)
   • symptom_number (SK)
   • symptom_name

2. Symptoms

   • disease (PK)
   • disease_id (SK)
   • disease_name
   • disease_symptoms
   • disease_symptoms_names [ 1, 2, 3, 4, 5]
   • disease_desc
   • disease_precautions [ 1, 2, 3, 4]

Screen Shots

• Response of /disease Api call:

• Response of /symptoms Api call:

• API Gateway Disease:

• API Gateway Symptoms:

References

Kaggle Disease Symptom Prediction Dataset

AWS API Gateway

Amazon DynamoDB

YouTube tutorials