7 results
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
resolution of infection ... -> Petrositis (infection ... #Mastoiditis #pathophysiology ... #signs #symptoms ... #diagnosis #otology
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
lymphadenopathy, pulmonary ... stroke Tuberculous Abscess ... Children with pulmonary ... and not direct infection ... #Tuberculosis #diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Pathophysiology ... residual lesion or is clear ... #pulmonary #differential
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
acute respiratory symptoms ... by culture or serology ... Aspergillosis Pathophysiology ... Sinusitis • Brain abscess ... : • Serology for
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... disorder (Cardiac, pulmonary ... : Brain abscess ... dystrophies Work ... #neurology
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
ATRA treatment Pathophysiology ... Imaging: CXR- pulmonary ... : >3 symptoms, or ... : Infection (sepsis ... management #hematology #oncology
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
if SSTI or port infection ... work-up - If febrile ... days → add fungal work-up ... renal failure, pulmonary ... #HemeOnc #Diagnosis