40 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Adduction - C6, C7 ... Reflexes: • Triceps ... • Biceps Jerk - ... Triceps power is ... Dermatomes #Myotomes #diagnosis
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Ankle - S1 • Biceps ... - C5, C6 • Triceps ... - C6, C7, C8 ... Dermatomes #Myotomes #diagnosis
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Elbow Flexion Biceps ... Brachioradialis Reflex C7 ... Elbow Extension Triceps ... #differential #diagnosis
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
and Differential Diagnosis ... Algorithm Acute ... - T-cell - CD7 ... #Differential #Diagnosis ... #Algorithm
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
peripheral lesion of CN ... VII, the facial ... VII, exemplified ... #CNVII #CN7 #Peripheral ... Palsy #Neurology #Diagnosis
Chronic Neutrophilic Leukemia (CNL)

 • Signaling Pathway
 • WHO Dx Critera
 • Risk Stratification
 • Treatment
Neutrophilic Leukemia (CNL ... • Treatment Algorithm ... @ZhuoerXie #CNL ... Neutrophilic #Leukemia #diagnosis
Pruritus - Primary Skin Lesion - Differential Diagnosis Algorithm
Macules / Papules / Plaques:
 • Xerosis (dry
- Differential Diagnosis ... Algorithm Macules ... • Arthropod bites ... #Differential #Diagnosis ... #Algorithm #causes
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential Diagnosis ... Algorithm by A-a ... Hypoventilation: CNS ... #Differential #Diagnosis ... #Algorithm #pulmonary
Whipple Disease (Tropheryma whipplei) - Diagnostic Algorithm

Whipple's disease suspected:
 • Arthralgias, weight loss, abdominal pain, diarrhea
Tropheryma whipplei) - Diagnostic ... Algorithm Whipple's ... Unexplained progressive CNS ... Whipple #Disease #diagnosis ... #algorithm #Tropheryma
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
- Differential Diagnosis ... Algorithm Reactive ... • Insect Bites ... #Differential #Diagnosis ... #Algorithm #Causes