82 results
Cushing Syndrome Testing Algorithm
INDICATIONS FOR TESTING:
 • Suspected Cushing syndrome (central obesity, muscle weakness, refractory hypertension)
Testing:
Cushing Syndrome ... Testing Algorithm ... Cortisol, Saliva • Low ... #diagnosis #algorithm ... endocrinology #Adrenal #Hyperfunction
Anosmia / Smell Dysfunction - Differential Diagnosis Algorithm
Nasal Obstruction/ URTI:
 • Septal Deviation
 • Allergic Rhinitis
Anosmia / Smell Dysfunction ... Differential Diagnosis Algorithm ... Mellitus • Adrenal Hypofunction ... • Adrenal Hyperfunction ... Anosmia #Smelling #Dysfunction
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Normal Acid-Base: Low ... Ureterosigmoidoscopy • HTN, Low ... Differential #Diagnosis #Algorithm ... causes #potassium #low
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
Autoimmune:
 • Isolated
 • Polyglandular autoimmune syndrome 1
 •
Differential Diagnosis Algorithm ... Polyglandular autoimmune syndrome ... Polyglandular autoimrnune syndrome ... • Pituitary dysfunction ... • Hypothalamic dysfunction
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Differential Diagnosis Algorithm ... Hypercalcemia Low ... PTHrP: - Low ... disease, Milk Alkali Syndrome ... disease, Viral Syndromes
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Differential Diagnosis Algorithm ... hyperaldosteronism • Low ... , NGT suction, Low ... Renin-secreting tumor • Low ... Differential #Diagnosis #Algorithm
Cancer agents and Electrolyte Disorders
 • Hypocalcemia: Cisplatin from Low Mg, Cetuximab- due to low Mg
Axitinib,
Cisplatin from Low ... Cetuximab- due to low ... Ifosfamide - Fanconi syndrome ... Ifosfamide - Fanconi syndrome ... - ion channel dysfunction
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Differential Diagnosis Algorithm ... hyperaldosteronism • Low ... , NGT suction, Low ... Renin-secreting tumor • Low ... Differential #Diagnosis #Algorithm
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
renal tubular dysfunction ... renal Mg wasting syndromes ... - Gitelman syndrome ... - Hungry bones syndrome ... Differential #Diagnosis #Low
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Differential Diagnosis Algorithm ... Polycystic Ovarian Syndrome ... • Cushing's Syndrome ... Tumor Low Serum ... Differential #Diagnosis #Algorithm