14 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 ... #Management #Orthopedics
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Radial Nerve Wrist ... Femoral Nerve Ankle ... Peroneal Nerve Ankle ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
REBEL Review 54: Thromboelastogram (TEG) Interpretation

R Time - Time to start forming clot 
K Time -
strength Alpha angle ... thromboelastogram #TEG #hematology ... interpretation #diagnosis
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
- Differential Diagnosis ... flat-topped) papules on wrists ... /ankles/genitals ... Papulosquamous #SkinRash #dermatology ... #Differential #Diagnosis
Thromboelastogram Interpretation
Reaction Time (R Value):
 - Time till initiation of fibrin clot
 - Treatment: FFP, protamine
K
Fibrinogen α-angle ... Thromboelastography #diagnosis ... #coagulation #hematology
THROMBOELASTOGRAPHY (TEG)
General Principle
• A small cuvette is rotated to simulate sluggish venous flow and stimulate clot
formation • α - alpha angle ... - the angle tangent ... Thromboelastography #Diagnosis ... #CriticalCare #Hematology
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
predispose to other orthopedic ... #differential #diagnosis ... #causes #hematology
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
joints (shoulders, wrists ... include forefoot, ankles ... knees, fingers, wrist ... Gout #Comparison #rheumatology ... #Diagnosis
Normal Thromboelastogram - Specific parameters represent the 3 phases of the cell-based model of haemostasis: initiation,
amplification -alpha = angle ... lysis time (s) #Diagnosis ... #Hematology #Coagulation
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Stasis dermatitis - Ankles ... Lichen planus - Wrists ... , ankles, mouth ... ; pruritis #dermatology ... #differential #diagnosis