49 results
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... - Differential Diagnosis ... Hypercalcemia Low ... hypercalcemia Dr ... #nephrology #PTH
Differentiation Between Nephrotic Syndrome and Nephritic Syndrome 
== Nephrotic Syndrome ==
Onset - Insidious 
Edema - ++++
Blood
pressure - Normal/low ... Serum albumin - Low ... slightly reduced Dr ... Nephritic #Comparison #Table ... #Nephrology #Diagnosis
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
- 1° Renal PO4 wasting ... , TIO, Fanconi Syndrome ... Deficiency by Dr ... Hypophosphatemia #phosphorus #low ... #differential #nephrology
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
negative if on low-gluten ... Reflects response to treatment ... Celiac #Disease #Testing ... #Diagnosis #Workup ... #Table
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Guillain-Barré syndrome ... Late ALS - Dr ... #differential #diagnosis ... #table #neurology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... - Differential Diagnosis ... metastases, Hungry bone syndrome ... Dr. ... #Algorithm #nephrology
Helicobacter Pylori Testing  Methods - Sensitivity and Specificity

Serology - 85% - 79% - Does not
Specificity Serology ... if prevalence low ... Urea breath test ... Not used at UCSF due ... #Laboratory #Diagnosis
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential Diagnosis ... • Normal or Low ... Osmotic diuresis Dr ... #phosphate #nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Dr. ... #Differential #Diagnosis ... #Low #Magnesium ... #Table #Classification ... #Causes #Workup
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... • Hepatitis B serology ... chest wall, and low ... #diagnosis #testing ... #Rheumatology