10 results
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
Peripheral Edema - Differential ... Diagnosis Framework ... type 1 (reflex ... #diagnosis #unilateral ... #PhysicalExam #
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
creatinine) • Cell shift ... , Gitelman syndrome ... #potassium #differential ... #algorithm #diagnosis ... #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... Diagnosis Framework ... leukemia Measure Urine ... Transcellular Shift ... Workup #phosphate #nephrology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
constipation Differential ... Diagnosis: • ... #differential # ... diagnosis #causes ... #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... and Myotomes Reflexes ... • Cauda Equina Syndrome ... Dermatomes #Myotomes #diagnosis ... #motor #leg #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... , T1 (median) Reflexes ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Diagnosis: • ... • Locked-in syndrome ... caseyalbin #PhysicalExam ... #diagnosis
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... Diagnosis Framework ... Weakness - Dark urine ... Shift of extracellular ... causes #treatment #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Hypokalemia - Differential ... Diagnosis Algorithm ... isolation) GI loss - Urine ... Transcellular shift ... #Hypokalemia #Nephrology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... Diagnosis Framework ... MCTD, Sjogren syndrome ... dysfunction • Abnormal reflexes ... #neurology #differential