17 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... abberancy - N B Afib ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
TB • LTBI is diagnosed ... result with no clinical ... • The goal of diagnosing ... • History of BCG ... immunocompromised (e.g
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Immunosuppression (e.g ... ., HIV), EBV infection ... Autoimmune diseases (e.g ... Malignancies (eg ... #differential #
Causes of Erythema Nodosum
Common
 - Idiopathic (up to 55 percent)
 - Infections: streptococcal pharyngitis (28 to
55 percent) - Infections ... : antibiotics (e.g ... 1 percent) Infections ... Nodosum #Causes #Differential ... #Diagnosis #Clinical
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
antimicrobials, clinical ... BCNIE Diagnostic ... special stains (e.g ... #Endocarditis #diagnosis ... #differential #
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
important, as early diagnosis ... skull neoplasms (e.g ... MRI lesions and clinical ... noninflammatory #differential ... #diagnosis
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Enteroviruses (e.g ... in alertness, confusion ... • Common clinical ... rav7ks #CNS #Infections
Myasthenic Crisis Checklist - Myasthenia Gravis

Evaluation 
 - Chest X-ray and lung ultrasound (exclude other lung
Phos), CBC with differential ... possible - Infectious ... if symptoms of infection ... Pyridostigmine - New diagnosis ... oral secretions (e.g
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
cut-offs defined in clinical ... formulations (e.g ... beta-glucans (e.g ... BAL GM does not differentiate ... Galactomannan #diagnosis
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Diagnosis = clinical ... not be subtle e.g ... very remarkable w/differential ... vs infection vs ... E.g. 80 yo ESR cutoff