9 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Cystic LCH: - LAM ... : 'signet ring sign ... emphysema: no walls, central ... #Differential #Comparison
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... labyrinthitis) CENTRAL ... diagnosis #findings #signs ... #symptoms #comparison ... #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Peripheral and Central ... CENTRAL VERTIGO ... with significant neurologic ... signs or symptoms ... #Peripheral #Central
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
lesions of the central ... • Toxic/drug: Lead ... Lack of UMN/LMN signs ... Anti-Ro/SSA, anti-La ... Differential #Diagnosis #neurology
Manifestations of Anaphylaxis by Body System

Dermatologic/mucosal

 - Eyes: periorbital swelling/erythema, injected conjunctiva, tears

 - Oral mucosa:
inversion and ST ... abdominal cramps Neurologic ... consciousness General ... Diagnosis #Allergy #Signs
Neuroleptic Malignant Syndrome - Diagnosis
Neuroleptic Malignant Syndrome is an idiosyncratic reaction to antipsychotic medications classically characterized
tetrad: altered mental ... Presentation: - Altered mental ... status: catatonic signs ... - Rigidity: "lead ... Syndrome #Diagnosis #neurology
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... Blood cultures/serology ... intravenous drug use, Central ... Blood cultures/serology ... #Endocarditis #comparison
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
generalized or a general ... Classification #Diagnosis #Neurology ... #Signs #Symptoms ... #Comparison
Fluid Responsiveness and Fluid Tolerance Testing - OnePager Summary
Fluid resuscitation can be beneficial when required or
Central Venous Line ... : • Central Venous ... PCWP approximates LAP ... precede other signs ... #criticalcare #comparison