"ЭКГ" meaning in Russian

{
  "forms": [
    {
      "form": "EKG",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ЭКГ",
        "2": "f-in",
        "3": "-"
      },
      "expansion": "ЭКГ • (EKG) f inan (indeclinable)",
      "name": "ru-noun"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "(elektrokardiográmma): (cardiology) electrocardiogram",
          "word": "электрокардиогра́мма"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Russian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ru",
          "name": "Cardiology",
          "orig": "ru:Cardiology",
          "parents": [
            "Medicine",
            "Biology",
            "Healthcare",
            "Sciences",
            "Health",
            "All topics",
            "Body",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "abbreviation of электрокардиогра́мма (elektrokardiográmma): (cardiology) electrocardiogram"
      ],
      "id": "en-ЭКГ-ru-noun-pQIwl4iq",
      "links": [
        [
          "электрокардиогра́мма",
          "электрокардиограмма#Russian"
        ],
        [
          "cardiology",
          "cardiology"
        ],
        [
          "electrocardiogram",
          "electrocardiogram"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "indeclinable"
      ]
    }
  ],
  "word": "ЭКГ"
}

{
  "forms": [
    {
      "form": "EKG",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ЭКГ",
        "2": "f-in",
        "3": "-"
      },
      "expansion": "ЭКГ • (EKG) f inan (indeclinable)",
      "name": "ru-noun"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "(elektrokardiográmma): (cardiology) electrocardiogram",
          "word": "электрокардиогра́мма"
        }
      ],
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Russian abbreviations",
        "Russian entries with incorrect language header",
        "Russian feminine nouns",
        "Russian inanimate nouns",
        "Russian indeclinable nouns",
        "Russian lemmas",
        "Russian nouns",
        "Russian terms with redundant head parameter",
        "ru:Cardiology"
      ],
      "glosses": [
        "abbreviation of электрокардиогра́мма (elektrokardiográmma): (cardiology) electrocardiogram"
      ],
      "links": [
        [
          "электрокардиогра́мма",
          "электрокардиограмма#Russian"
        ],
        [
          "cardiology",
          "cardiology"
        ],
        [
          "electrocardiogram",
          "electrocardiogram"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "indeclinable"
      ]
    }
  ],
  "word": "ЭКГ"
}