26 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Peripheral Nerve Injury ... to make the OK sign ... #OK #Sign #OKSign ... #clinical #video ... #orthopedics #Hand
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Bell's palsy There ... - Ptosis #Bells ... #Palsy #Neurology ... #Signs #Symptoms ... #Diagnosis
Woltman’s sign on Physical Exam

53-year-old man presented with fatigue and sensitivity to cold. A physical examination
Woltman’s sign on ... reflex — Woltman’s sign ... Woltman’s sign, ... #Woltmans #Signs ... #Neurology #Endocrinology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
spinal artery injury ... #Syndromes #diagnosis ... pathophysiology #signs ... #symptoms #msk ... #orthopedics #neurology
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
& inflammatory cells ... exertion • Neurologic ... : Bell's palsy, ... #Sarcoidosis #Diagnosis ... #Symptoms #Signs
Symptoms and Signs of Hypocalcemia
Muscular: Weakness, fatigue, Spasms, cramps
Neurologic: Tetany, Chvostek sign, Trousseau sign, Circumoral and
Symptoms and Signs ... Tetany, Chvostek sign ... , Trousseau sign ... #Signs #diagnosis ... #endocrinology
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
: Commonly no signs ... Bone/joint pain Psychiatric ... Symptoms: Disorientation ... Hyperparathyroidism #diagnosis ... #endocrinology
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Avulsion or shearing injury ... onto lateral hip Signs ... Fractures #msk #diagnosis ... pathophysiology #signs ... #symptoms #orthopedics
Acute Rheumatic Fever: Pathogenesis and Clinical Findings

Delayed autoimmune reaction
-> Molecular mimicry
-> GAS antigen cross-reacts with host
->
B and CD-4+ T cells ... -> Tissue injury ... Pancarditis and valvular injury ... pathophysiology #diagnosis ... #signs #symptoms
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Positive Hoffmann's sign ... indicating cervical injury ... #Hoffmanns #sign ... clinical #hand #video ... #neurology #sports