10 results
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Classification, ... Acute and chronic kidney ... Glucocorticoid deficit - Hypokalemia ... Diagnosis #Table ... #Causes
Causes of Hypokalemia

Hypokalemia results from abnormal losses, transcellular shifts, or insufficient intake (Table 1).6–8 Abnormal losses
Causes of Hypokalemia ... insufficient intake (Table ... .9 Because the kidney ... in response to decreased ... #Differential #
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
- Differential Diagnosis ... Algorithm Decreased ... Hyperoxaluria • Hypercalcemia ... KidneyDisease #Nephrology ... #Differential #
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
by Mechanism Decreased ... Hypomagnesemia #Differential ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Hypochloremia - Differential ... - Gitelman SIGNS ... unloading • Kidney ... acidosis - Cl⁻ decrease ... Hypochloremia #Differential
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
with previously stable ... hypertension and signs ... disturbance, or acute kidney ... renal bruit or signs ... #Differential #
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... Management Summary Causes ... vasoconstriction → decreased ... nephrotoxicity to kidney ... per day until stable
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... involvement: Muscles, Kidneys ... → Syncope • Signs ... Hypocalcemia - Hyperkalemia ... #diagnosis #causes
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Causes of Hyperkalemia ... Decreased distal ... #Differential # ... High #Potassium #Classification ... #Causes
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... artery tenderness - decreased ... affects the skin, neurologic ... musculoskeletal systems • Kidneys ... tract, and often causes