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قناة مهتمة بنشر معلومات وملاحظات يحتاجها كل طالب او طبيب طوارئ …
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3 402
هسة نجي نشرح عن كل شغلة انذكرت بهذا الكيس حتة متصير هوسة ..
bifascicular block presents with one of two ECG patterns:
• Right bundle branch block (RBBB) with left anterior fascicular
block (LAFB), >>>>manifested as left axis deviation (LAD)
• RBBB and left posterior fascicular block (LPFB), >>>>manifested as right axis deviation (RAD) in the absence of other causes
3 402
+1
..مساء الخير..
بالنسبة لهذا الكيس
Regular 150 beats/min left axis deviation
svt or sinus tachycardia ؟
طبعاً اكو sign اسمها camel hump sign 🐫 , الي هي تصير من تلتقي الT and P waves والريت كلش عالي بحالات الsinus tachycardia وهاي الساين مرات اتضيع وتكون صعبة انو تنكشف مثل هذا الكيس ☝️☝️ويتعالج المريض ك SVT
اما بالنسبة للQRS فصاير بيهة widening ب V1-3 ، وال S صايرة slurred بV5,V6 وهذا يمشي وية RBBB
وايضا ال S صايرة deep بالانفيرير ليدز وعدنا ال R طويلة بالAVL,Lead 1 وهذا يمشي وية وية شي اسمة left fasicualr bandle branch block ..
اما اذا التقوا الright bundle branch block وية ال left fasicular block فهنا يسموا Bifasicular block
3 402
+1
طبعًا بالsulci لازم موجود csf ويطلع باللون الاسود hypodens هذا النورمال (صورة)
اما بصورة ٢ فصاير ابيض hyper dens فهذا يعني SAH
3 402
In patients presenting with chest pain, inverted U waves:
• Are a very specific sign of myocardial ischaemia
• May be the earliest marker of unstable angina and evolving myocardial infarction
• Have been shown to predict a ≥ 75% stenosis of the LAD / LMCA and the presence of left ventricular dysfunction
3 402
22 yo woman studying for finals having intermittent palpitations →
[dx?]
→ [next best step]
3 402
🔹symmetrical & narrow ➡️ Hyperkalemia
🔹 Asymmetrical & narrow ➡️ Normal variant \ Benign early repolarization \ high vagal tone
🔹 Asymmetrical & wide ➡️ Hyper-acute STEMI
3 402
كيس ischmic stroke الضغط ١٨/٩ ، اكو هستري مال AF مياخذلة علاج ..
بالECG طلع هذا الرثم ..
صراحة كيس صعبة واني نزلتهة حتة نتناقش وطبعًا ببالي فد تشخيص بس خل نشوف رأيكم 🔥🔥🔥
3 402
طبعًا المريض جانوا امشيلة adenosine والسيينير معتبرة SVT ..
ECG findings:
Regular 150 beats and “Saw-tooth” pattern of inverted flutter waves in leads II, III, aVF
فالجواب هو Atrial flutter
طبعًا اكو خطأ دا يصير انو البعض عبالهم ال Saw-tooth تبين بكل الليدات وهذا خطأ
هي فقط تبين بالانفيرير ليد و V1 …
طبعًا يعالج ك AF
نقاط مهمة عن Aterial flutter::
ECG features of atrial flutter::
• Narrow complex tachycardia
• Regular atrial activity at ~300 bpm
• “Saw-tooth” pattern of inverted flutter waves in leads II, III, aVF
• Upright flutter waves in V1 that may resemble P waves
• Ventricular rate depends on AV conduction ratio (see below)
Fixed AV conduction ratio (“AV block”):
• 2:1 block = 150 bpm
• 3:1 block = 100 bpm
• 4:1 block = 75 bpm
Variable AV conduction ratio::
• The ventricular response is irregular and may mimic (AF)
• On closer inspection, there may be a pattern of alternating 2:1, 3:1 and 4:1 conduction ratios
Classification:
Typical atrial flutter (common)
Anticlockwise Reentry: Commonest form of atrial flutter (90% of cases). Retrograde atrial conduction produces:
• Inverted flutter waves in leads II,III, aVF
• Positive flutter waves in V1 — may resemble upright P waves
Clockwise Reentry: This uncommon variant produces the opposite pattern:
• Positive flutter waves in leads II, III, aVF
• Broad, inverted flutter waves in V1
3 402
طبعًا المريض جانوا امشيلة adenosine والسيينير معتبرة SVT ..
ECG findings:
Regular 150 beats and “Saw-tooth” pattern of inverted flutter waves in leads II, III, aVF
فالجواب هو Atrial flutter
طبعًا اكو خطأ دا يصير انو البعض عبالهم ال Saw-tooth تبين بكل الليدات وهذا خطأ
هي فقط تبين بالانفيرير ليد و V1 …
طبعًا يعالج ك AF
نقاط مهمة عن Aterial flutter::
ECG features of atrial flutter::
• Narrow complex tachycardia
• Regular atrial activity at ~300 bpm
• “Saw-tooth” pattern of inverted flutter waves in leads II, III, aVF
• Upright flutter waves in V1 that may resemble P waves
• Ventricular rate depends on AV conduction ratio (see below)
Fixed AV conduction ratio (“AV block”):
• 2:1 block = 150 bpm
• 3:1 block = 100 bpm
• 4:1 block = 75 bpm
Variable AV conduction ratio::
• The ventricular response is irregular and may mimic (AF)
• On closer inspection, there may be a pattern of alternating 2:1, 3:1 and 4:1 conduction ratios
Classification:
Typical atrial flutter (common)
Anticlockwise Reentry: Commonest form of atrial flutter (90% of cases). Retrograde atrial conduction produces:
• Inverted flutter waves in leads II,III, aVF
• Positive flutter waves in V1 — may resemble upright P waves
Clockwise Reentry: This uncommon variant produces the opposite pattern:
• Positive flutter waves in leads II, III, aVF
• Broad, inverted flutter waves in V1
3 402
طبعًا المريض جانوا امشيلة adenosine والسيينير معتبرة SVT ..
ECG findings:
Regular 150 beats and “Saw-tooth” pattern of inverted flutter waves in leads II, III, aVF
فالجواب هو Atrial flutter
طبعًا اكو خطأ دا يصير انو البعض عبالهم ال Saw-tooth تبين بكل الليدات وهذا خطأ
هي فقط تبين بالانفيرير ليد و V1 …
طبعًا يعالج ك AF
نقاط مهمة عن Aterial flutter::
ECG features of atrial flutter::
• Narrow complex tachycardia
• Regular atrial activity at ~300 bpm
• “Saw-tooth” pattern of inverted flutter waves in leads II, III, aVF
• Upright flutter waves in V1 that may resemble P waves
• Ventricular rate depends on AV conduction ratio (see below)
Fixed AV conduction ratio (“AV block”):
• 2:1 block = 150 bpm
• 3:1 block = 100 bpm
• 4:1 block = 75 bpm
Variable AV conduction ratio::
• The ventricular response is irregular and may mimic atrial fibrillation (AF)
• On closer inspection, there may be a pattern of alternating 2:1, 3:1 and 4:1 conduction ratios
Classification:
Typical atrial flutter (common)
Anticlockwise Reentry: Commonest form of atrial flutter (90% of cases). Retrograde atrial conduction produces:
• Inverted flutter waves in leads II,III, aVF
• Positive flutter waves in V1 — may resemble upright P waves
Clockwise Reentry: This uncommon variant produces the opposite pattern:
• Positive flutter waves in leads II, III, aVF
• Broad, inverted flutter waves in V1
