32 results
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
• Leukocoria (absent ... partial retinal red reflex ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Loss of Corneal Reflex ... #Bells #Palsy #Neurology ... #Signs #Symptoms
Functional Dyspepsia - Signs, Symptoms and Pathophysiology
Delayed gastric emptying - Postprandial fullness, nausea, vomiting
Hypersensitivity to gastric
Functional Dyspepsia - Signs ... , Symptoms and Pathophysiology ... contractility - Bloating, absence ... Atypical nonerosive reflux ... #diagnosis #signs
Bilateral tonic pupils observed in the patient with Ross syndrome. 
Absence of bilateral pupillary contraction despite
Absence of bilateral ... clinical #video #ophthalmology ... syndrome #bilateral #reflex ... #neurology #absent
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... nephrolithiasis • Symptoms ... → Refer to Nephrology ... cystoscopy • Refer ... Hematuria #Diagnosis #Algorithm
Diagnostic Algorithm for the Patient with Seizure in the Emergency Department
Does the history suggest a seizure?
Diagnostic Algorithm ... witnesses - Absence ... of additional symptoms ... Postictal state #Algorithm ... Seizure #management #Neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Differential Diagnosis Algorithm ... vomiting, auditory symptoms ... Dysfunction - Imbalance, neurologic ... symptoms/signs, ... Dizziness #Vertigo #Neurology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
paresthetica • Symptoms ... Following must be absent ... gait, strength, reflexes ... differential #diagnosis #signs ... #symptoms
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
unresponsiveness; the absence ... • Gag reflex ... • Cough reflex ... • Examine for signs ... #PhysicalExam #neurology
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
exertion • Neurologic ... dysrhythmias • Ophthalmologic ... Sarcoidosis #Diagnosis #Symptoms ... #Signs #Pulmonary