17 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
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia ... - Differential ... Appropriately Low ... #Differential # ... Diagnosis #Algorithm #nephrology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup - Differential ... Extravascular deposition: Hyperphosphatemia ... metastases, Hungry bone syndrome ... Hypocalcemia #Workup #Differential ... Diagnosis #Algorithm #nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
metastasis (hungry bone syndrome ... depletion, Familial hypophosphatemia ... Hypomagnesemia #Causes #differential ... #diagnosis #nephrology ... #magnesium #low
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
Emergencies - Differential ... • Spontaneous bleeding ... of breath • Neurologic ... • Azotemia • Hyperphosphatemia ... emergencies #oncology #differential
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
unilateral; • Slow ... Holmes-Adie Syndrome ... Young females Differential ... #PhysicalExam #neurology ... #ophthalmology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Posterior Reversible ... may precede the neurologic ... Reversible course Differential ... #diagnosis #management ... #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... to the eyelid leading ... #Ptosis #neurology ... #Differential # ... Diagnosis #ophthalmology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
symptoms: • Severe low ... constipation Differential ... perineum, and posterior ... #differential # ... diagnosis #causes #neurology