24 results
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
Redistribution - 1° HPT ... , TIO, Fanconi Syndrome ... Hypophosphatemia #phosphorus #low ... #differential #nephrology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Normal PTH: • Hyperparathyroidism ... Hypercalcemia Low ... PTHrP: - Low ... disease, Viral Syndromes ... Algorithm #Workup #nephrology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Algorithm • Low ... Magnesium - Functional Hypoparathyroidism ... PTH - Hypoparathyroidism ... metastases, Hungry bone syndrome ... Diagnosis #Algorithm #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Tumor genesis syndrome ... Primary or Tertiary hyperparathyroidism ... • Normal or Low ... - Normal or Low ... Workup #phosphate #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Appropriately Low ... Shift: Refeeding Syndrome ... Tumor Genesis Syndrome ... Vitamin D: Primary Hyperparathyroidism ... Diagnosis #Algorithm #nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
metastasis (hungry bone syndrome ... Endocrine disorders: Syndrome ... Hyperthyroidism, Hyperparathyroidism ... differential #diagnosis #nephrology ... #magnesium #low
Lightning Strike Electrical Injury
Types of Lightning Strikes: Direct, Side Splash, Contact injury, Ground current
ELECTRICAL INJURIES: Primary
Lightning Strike Electrical ... Low-Voltage <1000V ... coagulation, compartment syndrome ... OCULAR- cataracts ... Injury #clinical #video
Locked-In Syndrome on Physical Exam

56 year-old male with acute onset altered sensorium. Suffered a cardiac arrest
Locked-In Syndrome ... Now quadriplegic ... #LockedIn #Syndrome ... PhysicalExam #clinical #video ... #neurology
Toaster Electrocution Electrical Injury
Primary determination of injury extent = amount of CURRENT flowing through body.
VARIABLES: voltage,
Low-Voltage <1000V ... coagulation, compartment syndrome ... OCULAR- cataracts ... do NOT recreate video ... Injury #clinical #video
Opsoclonus-Myoclonus Ataxia Syndrome (OMAS) -Dancing eyes - dancing feet syndrome
 • Opsoclonus: ocular spontaneous, arrhythmic, conjugate
Opsoclonus-Myoclonus Ataxia Syndrome ... - dancing feet syndrome ... • Opsoclonus: ocular ... #clinical #video ... #neurology #gait