A patient came to the Emergency department with dizziness, she was implanted with a dual-chamber pacemaker a year ago. Below you can find the ECG of the patient and Chest X-Rays of the implantation date and a new one.

Which statement is NOT correct?

Based on the ECG, how many major ACM criteria are met in total?

A young boy underwent EPS for palpitations.EP trace of Ventricular pacing is shown below:

which statement is TRUE?

A 65-year-old gentleman with a history of ICMP ( EF:30%), came to our ED with a chief complaint of palpitation, His ECG is shown below :

According to his ECG, which one is the least possible diagnosis?

Analysis of the Case 587 is shown below:

device mode: DDD

upper tracking rate: 130/min

mode switch: on  if Atrial rate > 180  ----> mode switch to DDI ( Base Rate: 80/min )

Atrial and ventricular lead sensitivity and threshold and impedances were normal.

Knowing analysis, what is happening and what is the most probable diagnosis?

A young patient underwent EPS for paroxysmal SVT, Parahisian Pacing maneuver is shown:

According to the result of this maneuver, what is the most probable Arrhythmia?

A 52-year-old lady with frequent palpitations, below you can find the ECG and EP tracing.

What is the most likely diagnosis?

49 years old man underwent EPS ablation for atrial flutter, coronary angiography also performed. Below you can find a shot of angiography: 

What is the most probable diagnosis?

A middle aged lady,came to our clinic with chief complaint of multiple episodes of palpitation.
here are the EP tracings.

Which arrhythmia is the least possible diagnosis?

A 30 y/o man underwent catheterization for evaluation of congenital heart disease.

One shot of catheterization is shown:

Can you guess the catheterization course?

A middle-aged man with a history of frequent admissions due to tachyarrhythmia and two unsuccessful ablation sessions. ECG and 3D mapping from an electrophysiology study (EPS) are shown:

Based on ECG and 3D mapping what is Wrong about this case?

A 55 years old lady underwent EPS and Ablation, Two EP Tracing are shown below:

What is the best explanation for this tracings?

60 y/o woman with history of valve surgery and pacemaker implantation came to ED complaining of new onset dyspnea.

which statement is true about patient diagnosis?

A 57 y/old woman was admitted with chest pain, dizziness, and DOE FC2 from one day ago 

PMH: NEG., DH: covid vaccination 3 weeks ago

Bp:130/70  PR :78  RR :18 T:37 Sat:97%

Echocardiography:  EF:55% ,mild MR. Mild to mod TR. TRG 26 PAP:31 no RWMA. NO  LV clot

Lab data: cr:1.1 _LDL:157 _CRP :3.6 WBC:11500 _PMN:78%  Trop: neg

He was referred to the cath lab for coronary angiography.

Angiogram is shown

Which diagnosis is most appropriate for this patient?

An 80 years old lady with tachycardia, both resting ECG and arrhythmia are shown: 

What is the diagnosis?

A middle-aged patient with wide complex tachycardia presented in ER. A rhythm strip and 12 lead ECG are shown below:

What is your diagnosis?

A 46 years old man presented with dyspnea, hemoptysis, cough, syncope since 3 days ago. 

BP=100/60.  PR=120/min  O2 sat=93%  RR=30/min

ECG is shown.

What is your most probable Diagnosis?

A 68-year-old male, cigarette smoker, presented with dizziness and dyspnea.
here there are the ECG of the patient's arrival and the ECG in the course of admission.

Which statement is correct?

A 67-year-old man with a history of frequent palpitations underwent EPS. Below you can find two tracings.

Which statement is WRONG?

65 years old lady with complains of dizziness and palpitations and syncope. Three ECG tracings are shown:

What is the most probable diagnosis?