51 results
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
Second Degree AV Block Type I aka Mobitz I / Wenckebach 
 • Normal P waves.
be normal or prolonged ... 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 ... nodules, may also see ... #causes #radiology ... #neurology
Pericarditis can be seen on EKG with diffuse ST elevations without reciprocal changes along with diffuse
seen on EKG with ... often follows a URI ... #Pericarditis #Cardiology ... #Diagnosis #Signs ... #Symptoms
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 ... patch alone may be
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
conjunction with symptoms ... nervous system (CNS ... skull neoplasms (e.g ... neuropathy (LHON) plus MRI ... #Syndromes #neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
) • Systemic symptoms ... and signs (e.g. ... brain lesion • CNS ... infection (e.g. ... #Algorithm #neurology
Modified penicillin binding proteins as mechanism of resistance to antibiotics.
Penicillin Binding Proteins (Transpeptidases) cross link peptidoglycan
THIS CAN BE OVERCOME ... more antibiotic (e.g ... cephalosporin (e.g ... vancomycin to CTX (e.g ... Proteins #AMR #PBP #pharmacology
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
MI in LBBB or Pacemaker ... Should see "Appropriate ... #Checklist #EKG ... electrocardiogram #ecg ... #cardiology #lbbb