# Bloqueio atrioventricular de 2° grau Mobitz II | Second-degree atrioventricular block Mobitz II

# Definição | Definition

<span data-sheets-root="1">Ritmo sinusal com BAV de 2o grau, observando-se ondas P bloqueadas sem prolongamento progressivo do intervalo PR</span>

*<span data-sheets-root="1">Sinus rhythm with 2nd degree AVB, observing blocked P waves without progressive prolongation of the PR interval.</span>*

# Exemplos | Examples

Exemplo 1 | Example #1

Paciente masculino, 57 anos. Exame realizado para avaliação pré-anestésica. Tem diagnóstico de HAS. Ao ECG, apresenta ritmo sinusal com ondas P bloqueadas sem prolongamento progressivo do intervalo PR, correspondendo a **Bloqueio Atrioventricular de 2º grau Mobitz II.** Observa-se, também extrassístoles ventriculares e bloqueio de ramo esquerdo.

*57-year-old male patient. Examination performed for preanesthetic evaluation. He has a diagnosis of systemic arterial hypertension. On ECG, he presents sinus rhythm with blocked P waves without progressive PR interval prolongation, corresponding to **second-degree atrioventricular block Mobitz type II**. Premature ventricular contractions and left bundle branch block are also observed.*

![](https://lh7-rt.googleusercontent.com/docsz/AD_4nXcZSKfhCqYiWLfJcZy64RdpAg_L1y5hxZLsKndmHl20Ulh77ITlsFRbP2XNA2C_2P0mzbpUVqhT7VAQDtxvnAoJ3v48KoqiR7u9y2Q2yPqYpwu1QGRK6q_WGR4-0TDXVabIs5h2TmGjGFWp_cFMdXS9VYSl?key=8tFxc3aNVsAdMZc3bjeYHQ)

Exemplo 2 | Example 2

Paciente feminino, 60 anos, com queixa de dor torácica e palpitações. Tem diagnósticos de hipertensão arterial e obesidade. Em uso de AAS, diuréticos, inibidor de ECA. Ao ECG, apresenta ritmo sinusal com ondas P bloqueadas sem prolongamento progressivo do intervalo PR, correspondendo a **Bloqueio Atrioventricular de 2º grau Mobitz II.** Observa-se, também, corrente de lesão subepicárdica, com provável infarto agudo do miocárdio com supradesnivelamento de ST na parede inferior.

*60-year-old female patient presenting with chest pain and palpitations. She has diagnoses of systemic arterial hypertension and obesity. Current medications: aspirin, diuretics, ACE inhibitor. On ECG, she presents sinus rhythm with blocked P waves without progressive PR interval prolongation, corresponding to **second-degree atrioventricular block Mobitz type II.** Subepicardial injury current with probable acute myocardial infarction with ST-segment elevation in the inferior wall is also observed.*

![](https://lh7-rt.googleusercontent.com/docsz/AD_4nXe8oiwZ6L6_o6Ow2U9VYXxZq1YRP_pbwOlVTloqs9wvmcoP3uIyaRLt703Eavv3jckVOp7P2kzI9UxMTCTRbJTTTBzx8lZYUXpS9T4xxIf12Wc5kCAdiQlLI78H1-_09j64GOJa_CfAQ1MlNSwhohMpf8N7?key=8tFxc3aNVsAdMZc3bjeYHQ)