58 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
cardio-pulmonary symptoms ... ., A-Fib also a ... #EKG #Pulmonary ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... status, and focal neurologic ... Imaging: - MRI ... #differential #diagnosis
Pericarditis on EKG
Stage 1 - Widespread ST elevation (<5mm) and PR depression; In aVR: ST depression
Pericarditis on EKG ... Can also be seen ... #Pericarditis #EKG ... #ECG #electrocardiogram ... #cardiology #diagnosis
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
anterior wall MI ... without chest pain, as ... Wellens #Sign #EKG ... #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Second Degree AV Block Type I aka Mobitz I / Wenckebach 
 • Normal P waves.
As the PRI ... group-beating" on the ECG ... Type1 #Wenckebach #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... PCR 50% sensitive ... lung nodules, may also ... #causes #radiology ... #neurology
Modified penicillin binding proteins as mechanism of resistance to antibiotics.
Penicillin Binding Proteins (Transpeptidases) cross link peptidoglycan
more antibiotic (e.g ... cephalosporin (e.g ... vancomycin to CTX (e.g ... in presence of PCNs ... Proteins #AMR #PBP #pharmacology
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Imaging (if atypical symptoms ... ): MRI+gad (stroke ... sarcoid or other CNS ... inflammatory cause) • EMG ... Management #Treatment #Neurology
Pericarditis can be seen on EKG with diffuse ST elevations without reciprocal changes along with diffuse
can be seen on EKG ... often follows a URI ... #Pericarditis #Cardiology ... #Diagnosis #Signs ... #Symptoms
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... Cardiovascular MRI ... gallop • Abnormal ECG ... #Myocarditis #Diagnosis ... #Management #Cardiology