both using useCallback and the dependency array for useEffect seem a bit messy and not needed if the getPatient function doesn't depend on state. Passing client to getPatient is easy enough and avoids this.
remove ready state variable, which is a just an alias for patient not being null and clutters the state
getPatientfunction doesn't depend on state. Passing client to getPatient is easy enough and avoids this.readystate variable, which is a just an alias for patient not being null and clutters the state