41 results
Hypertension and Altered Mental Status (AMS) - Differential Diagnosis Framework

Hypertension:
 • Hypertensive emergency
 • Hypertensive encephalopathy
- Differential Diagnosis ... Hyperthyroidism CNS ... /agitation • CNS ... Polyarteritis nodosa • Scleroderma ... #causes
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Cholecystitis Diagnostic ... and Likelihood Ratios ... Cholecystitis #Diagnosis ... Characteristics #Table ... LikelihoodRatio #Accuracy #PhysicalExam
Dysphagia Differential Diagnosis Algorithm
Oropharyngeal Dysphagia
Structural
 • Tumors
 • Zenker's Diverticulum
 • Foreign Bodv
Neuromuscular Toxic/Metabolic
 • Myasthenia
Dysphagia Differential Diagnosis ... Myasthenia Gravis • CNS ... Progressive Symptoms • Scleroderma ... #Differential #Diagnosis ... #Algorithm #Causes
Physical Exam findings in Lower Extremity DVT - Likelihood Ratios
 - Asymmetric calf swelling, ≥2 cm
DVT - Likelihood Ratios ... - Tenderness - NS ... DVT #Likelihood #Ratios ... #PhysicalExam # ... diagnosis
Cushing Syndrome - Likelihood Ratios of Physical Exam Findings
Moon facies LR +1.6
Central obesity LR +3.0
Generalized obesity
Syndrome - Likelihood Ratios ... , in women LR +NS ... Syndrome #Likelihood #Ratios ... #LRs #PhysicalExam ... #diagnosis #endocrinology
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Disease Associations ANA ... Anti-mitochondrial (AMA ... Anti-Scl-70 - Scleroderma ... Associations #diseases #diagnosis ... #table #rheumatology
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... : ß-blockers, CNS ... #bradycardia #Causes ... #differential #diagnosis ... infectiousdiseases #table
American Society of Anesthesiologists (ASA) Classification
The ASA classification (Table) aims to predict perioperative mortality rates but
classification (Table ... perioperative mortality rates ... than II (odds ratio ... less than III #Diagnosis ... #Classes #Classification
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
• Lupus (SLE): ANA ... Anti-Smith, Anti-Ro (SSA ... TIF1y, MDA5 • Scleroderma ... #Rheumatology #diagnosis ... #associations #table
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... Anti-dsDNA (in 70% of cases ... Systemic sclerosis (scleroderma ... seen in 30—70% of cases ... Antineutrophil #antibodies #diagnosis