11 results
Diagnosis of Primary Amenorrhea
A diagnostic approach to primary amenorrhea. (FSH = follicle-stimulating hormone; LH = luteinizing
Diagnosis of Primary ... Amenorrhea A diagnostic ... follicle-stimulating hormone; LH ... #Differential # ... Algorithm
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Primary Amenorrhea Differential Diagnosis Framework

Workup:
 • β-HCG, TSH and PRL
 • Breast Tanner Staging
 • FSH,
Primary Amenorrhea ... Differential Diagnosis ... Staging • FSH, LH ... #Differential # ... obgyn #gynecology #algorithm
A diagnostic approach to secondary amenorrhea. (DHEA-S = dehydroepiandrosterone sulfate; FSH = follicle-stimulating hormone; LH =
A diagnostic approach ... to secondary amenorrhea ... follicle-stimulating hormone; LH ... #Differential # ... Algorithm
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Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
- Differential ... Diagnosis Algorithm ... Urine Mg < 10g • Diarrhea ... #Low #Causes #Differential ... #Diagnosis #Algorithm
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... Diagnosis Poor ... NG drainage - Diarrhea ... - Polyuria - Hypomagnesemia ... Potassium #Table #Classification
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... losses - Chronic diarrhea ... #Differential # ... Diagnosis #Low # ... Magnesium #Table #Classification
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Hypophosphatemia - Differential ... Diagnosis Algorithm ... Hypokalemia • Hypomagnesemia ... • Small bowel diarrhea ... #Diagnosis #Algorithm
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Diagnosis Algorithm ... Medication • Hypomagnesemia ... #Diagnosis #Algorithm ... #Causes #Classification
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Metabolic Alkalosis - Differential ... Diagnosis Algorithm ... Congenital chloride diarrhea ... Gitelman syndrome, Hypomagnesemia ... #Diagnosis #Algorithm
Diarrhea Workup and Management Algorithm in Transplant Patients
First Tier Microbiologic-Testing:
1. C. difficile PCR (Stool)
2. CMV qPCR
and Management Algorithm ... Ova and Parasite ... Workup #Management #Algorithm ... #Transplant #diagnosis ... #differential