13 results
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
x serum creatinine ... )/ [0.7 (serum magnesium ... #differential #diagnosis ... #causes #nephrology ... #magnesium #low
Differentiation Between Nephrotic Syndrome and Nephritic Syndrome 
== Nephrotic Syndrome ==
Onset - Insidious 
Edema - ++++
Blood
pressure - Normal/low ... - Absent Serum ... albumin - Low ... Nephritic #Comparison #Table ... #Nephrology #Diagnosis
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
- Differential Diagnosis ... Familial: Bartter syndrome ... and Gitelman syndrome ... #causes #nephrology ... #magnesium #low
Hirsutism - Differential Diagnosis Algorithm
RAPID ONSET
Medications
 • Steroids
 • Danazol
 • Progestin Containing Contraceptives
Increased Serum Testosterone
- Differential Diagnosis ... Adrenal Neoplasm SLOW ... • Cushing's Syndrome ... #Algorithm #endocrinology ... #causes
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
- Differential Diagnosis ... Tumor Low Serum ... #Differential #Diagnosis ... #Algorithm #endocrinology ... #causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
- Hungry bones syndrome ... #Differential #Diagnosis ... #Low #Magnesium ... #Table #Classification ... #Causes #Workup
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
potassium(K) & magnesium ... consumption • Low ... #Hypokalemia #diagnosis ... differential #potassium #nephrology ... #low
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... Hypomagnesemia #Causes ... #differential #diagnosis ... #nephrology #magnesium ... #low
Rapid, increasing signs of extrapyramidal symptoms (EPS) is an important key feature of NMS. EPS, associated
about 95% of NMS cases ... should exhibit low ... serum iron levels ... #Diagnosis #Serotonin ... NeurolepticMalignant #Comparison #Table
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... - Differential Diagnosis ... • Magnesium depletion ... #Hypokalemia #Nephrology ... #Differential #Diagnosis