22 results
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
Hypophosphatemia ... , TIO, Fanconi Syndrome ... #phosphorus #low ... diagnosis #Algorithm #differential ... #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
- Differential ... • Normal or Low ... - Normal or Low ... #Differential # ... Workup #phosphate #nephrology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup - Differential ... , Infiltrative disorders ... Extravascular deposition: Hyperphosphatemia ... metastases, Hungry bone syndrome ... Diagnosis #Algorithm #nephrology
Cancer agents and Electrolyte Disorders
 • Hypocalcemia: Cisplatin from Low Mg, Cetuximab- due to low Mg
Axitinib,
and Electrolyte Disorders ... Regorafenib • Hypophosphatemia ... Ifosfamide - Fanconi syndrome ... #Electrolytes #Disorders ... chemotherapy #diagnosis #differential
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia ... - Differential ... Appropriately Low ... #Differential # ... Diagnosis #Algorithm #nephrology
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
Infancy (SUDI) - Differential ... Congenital Anomaly / Disorder ... Arrhythmia • Neurologic ... • Metabolic Disorders ... Sudden Infant Death Syndrome
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Extraocular Movement Disorders ... One-and-a-half Syndrome ... Extraocular #Movement #Disorders ... #Localization #ophthalmology ... #neurology #differential
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Hypercalcemia - Differential ... Hypercalcemia Low ... PTHrP: - Low ... Drugs, Endocrine disorders ... disease, Viral Syndromes
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
depletion, Familial hypophosphatemia ... ) • Endocrine disorders ... Hypomagnesemia #Causes #differential ... #diagnosis #nephrology ... #magnesium #low
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Metabolic Brain Disorders ... Globi Pallidi T2 Low ... ATL With Posterior ... #Clinical #Differential ... Diagnosis #Radiology #Neurology