13 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... box, pain with wrist ... #Dissociation #TerryThomas ... #Wrist #Scaphoid ... #XRay #Diagnosis
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Instability (MCI) of the Wrist ... The proximal carpal ... extensors (ECU, ... ECRB) The distal carpal ... clinical #video #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity Dermatomes ... Pronation - C7, C8 Wrist ... Carpal Tunnel Syndrome ... #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity Dermatomes ... Narrowing of spinal canal ... LowerLimb #Extremity #Dermatomes ... #Myotomes #diagnosis ... sensory #motor #leg #physicalexam
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
C6 Dorsal Thumb Wrist ... None T7-T12 See Dermatomes ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Examination for ECU Tendinitis 

ECU tenosynovitis is the second most common type of tenosynovitis around the
Examination for ECU ... Tendinitis ECU ... tenosynovitis around the wrist ... #extensor #carpi ... clinical #video #physicalexam
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Skin Lesions - Differential ... Diagnosis Framework ... fingers, volar wrists ... Erosive pustular dermatosis ... #Diagnosis #Dermatology
Extensor Carpi Ulnaris (ECU) Synergy Test for ECU Tendinitis

With the patient's hand supinated, the examiner grasps
Extensor Carpi Ulnaris ... (ECU) Synergy Test ... aspect of the wrist ... #extensor #carpi ... clinical #video #physicalexam
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Lichen planus - Wrists ... extremities, flexor wrists ... Herpes zoster - Dermatomal ... dermatology #rash #differential ... #diagnosis #skin
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
febrile neutrophilic dermatosis ... Diagnosis: • ... initiation • Differential ... Diagnosis: Infection ... organ dysfuxtion, ICU