223 results
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
true positives / disease ... true negatives / disease ... negatives Positive Likelihood ... Ratio = Sensitivity ... Specificity) Negative Likelihood
POCUS Stewardship
Right Indication - Right Interpretation -Right Integration
Indication → Pre-test Probability → Spectrum of Disease →
→ Spectrum of Disease ... → Sensitivity, ... Specificity → Likelihood ... 3: Spectrum of Disease ... Step 4: Sensitivity
Diagnostic Schema for Hyperferritinemia

Pearl: Diseases associated with extreme elevations: 
1. HLH 
2. Still's disease 
3. Systemic
Hyperferritinemia Pearl: Diseases ... Still's disease ... Hyperferritinemia #Algorithm ... #Differential #
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Hypercalcemia - Differential ... Diagnosis Algorithm ... Granulomatous diseases ... Hypercalcemia #Differential ... #Diagnosis #Algorithm
Congenital Heart Disorders - Classification and Differential Algorithm

- Amy Chung, MD, MSc @AmyChung 

#Congenital #Heart #Disorders
Classification and Differential ... Algorithm - ... Heart #Disorders #Diseases ... Classification #Differential ... #Algorithm #Diagnosis
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Hypernatremia - Differential ... Insipidus (Incr ADH sensitivity ... Various renal diseases ... ssyndrome, sickle cell disease ... Hypernatremia #Differential
Mucous Membrane Disorder - Differential Diagnosis Algorithm
Erosions/Ulcers/Blisters
 - Primary Dermatologic Diseases
     •
Membrane Disorder - Differential ... Diagnosis Algorithm ... Primary Dermatologic Diseases ... #dermatology #Differential ... #Diagnosis #Algorithm
Approach to Low Back Pain - Differential Algorithm
- Non-MSK
- Axial / Musculoskeletal
- Radicular
- Systemic Disease (Do
Low Back Pain - Differential ... Algorithm - Non-MSK ... Radicular - Systemic Disease ... #LowBackPain #Differential ... #Algorithm #Causes
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Cavitary Lung Disease ... - Differential ... Diagnosis and Workup Algorithm ... #Diagnosis #Algorithm ... lesion #pulmonary #differential
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
ALP) Elevation - Differential ... Diagnosis Algorithm ... granulamatous disease ... ALP #Elevation #Differential ... #Diagnosis #Algorithm