245 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Sarcoidosis or Lofgren's syndrome ... #Differential #Diagnosis ... #Dermatology #SkinRash
Staging of Skin Mottling

Mottling is less sensitive, but more specific for hypoperfusion and elevated mortality (figure
Mottling suggests active ... not additional exogenous ... Mottling #Staging #Clinical ... #Diagnosis #Stages ... #Clinical
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential Diagnosis ... Defining the cause ... Pseudo-hyperaldosteronism: exogenous ... #differential #diagnosis
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
Urine chloride < 20 mmol/l - Chloride responsive (Chloride
Causes of Metabolic ... - Differential Diagnosis ... Severe K depletion, Exogenous ... BP = Bartter's Syndrome ... , Gitelman's Syndrome
Amenorrhea - Differential Diagnosis Algorithm
Elevated FSH
 • Premature Ovarian Failure
 • Menopa use
 • Spontaneous
Bleed With
- Differential Diagnosis ... Polycystic Ovarian Syndrome ... Diabetes Mellitus • Exogenous ... • Empty Sella Syndrome ... endocrinology #causes
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
- Differential Diagnosis ... DM (visit 2), Diagnosis ... based on repeat clinic ... • Nephritic syndrome ... Steroids (Cushing's, exogenous
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... : Differential Diagnosis ... ectopic ACTH) • Exogenous ... dehydrogenase activity ... #Causes #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential Diagnosis ... Pseudo-hyperaldosteronism: exogenous ... acid, Liddle's Syndrome ... #Differential #Diagnosis ... Algorithm #nephrology #causes
Tall Stature - Differential Diagnosis Algorithm

Normal Growth (BA=CA)
 • Familial Tall Stature
 • XYY Syndrome
Obese BMI
- Differential Diagnosis ... Stature • XYY Syndrome ... Obese BMI • Exogenous ... #Differential #Diagnosis ... endocrinology #causes
Mucous Membrane Disorder - Differential Diagnosis Algorithm
Erosions/Ulcers/Blisters
 - Primary Dermatologic Diseases
     •
- Differential Diagnosis ... Blisters - Primary Dermatologic ... Stevens-Johnson Syndrome ... • Behcet's syndrome ... #Algorithm #causes