27 results
RHABDOMYOLYSIS
•	Characterized by skeletal muscle breakdown & necrosis. 
•	Elevated Creatine kinase (CK) hallmark of rhabdomyolysis. 
•	Defined based
Characterized by skeletal muscle ... Creatine kinase (CK ... • Half-life of CK ... peaks in 3 days, & normalizes ... useful marker of muscle
Causes of Peripheral Weakness - With and Without Sensory Changes - Differential Diagnosis Algorithm
With Sensory Changes:
Causes of Peripheral ... Differential Diagnosis Algorithm ... Myopathy - Proximal muscle ... involvement, elevated CK ... #Causes
Usmle step 2 ck
Pulmonary diseases (High yield points)
#usmle #algorithm
Usmle step 2 ck ... yield points) #usmle ... #algorithm
Creatine kinase (CK) is an intracellular enzyme present in skeletal muscle, myocardium & brain; smaller amounts
Creatine kinase (CK ... present in skeletal muscle ... of underlying muscle ... first 3 days, and normalizes ... useful marker of muscle
Creatine Kinase - Causes of Elevated CK Levels
Acute CK Elevation (Pain > Weakness):
 • RHABDOMYOLYSIS
Creatine Kinase - Causes ... of Elevated CK ... Levels Acute CK ... Subacute to Chronic Causes ... ): • PROXIMAL MUSCLE
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Differential Diagnosis Algorithm ... Myopathy - Proximal muscle ... involvement, elevated CK ... #Causes
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Injury - AKI Workup Algorithm ... osmolarity If cause ... Rhabdo-myolysis: CK ... syndrome: troponin, CK-MB ... #AKI #Workup #Algorithm
Causes of Developmental Delay - Differential Diagnosis Algorithm
Isolated Domain Delay - Reduced Respiratory Drive:
 • Cognitive
Causes of Developmental ... Differential Diagnosis Algorithm ... Palsy • Primary Muscle ... Differential #Diagnosis #Algorithm ... #Causes #Peds #
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... a mass as the cause ... Gravis Extraocular Muscle ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Differential Diagnosis Algorithm ... Cause - Decreased ... SIGNS: • Muscle ... influences smooth muscle ... Differential #Diagnosis #Algorithm