24 results
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
Constitutional: Fever ... exertion • Neurologic ... #Sarcoidosis #Diagnosis ... #Symptoms #Signs ... #Pulmonary
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... Diagnoses Medical ... localizing signs ... or symptoms - Malaria ... #diagnosis #tropical
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Associated Lung Ultrasound ... submassive PE) POCUS ... #differential # ... diagnosis #signs ... #Lung #POCUS #ultrasound
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... e.g., CXR, CT, ultrasound ... Inflammation (e.g., fever ... symptoms (e.g., ... chest pain) and signs
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
brief interval symptom ... suffusion (redness w/o exudate ... dysfunction) • Pulmonary ... Biphasic #Phases #Diagnosis ... #Illness #Signs
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Differential Bilat ... /lung sliding: Pulmonary ... partially seen shred sign ... NOT definitively diagnose ... #clinical #ultrasound
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
or signs. ... 50 or less: • Neurologic ... Pancreatitis • Pulmonary ... #differential # ... signs #symptoms
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
symptoms, fever ... lymphadenopathy, pulmonary ... #Tuberculosis #diagnosis ... #differential # ... TB #neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... Diagnosis Algorithm ... ) • Systemic symptoms ... , fever, myalgia ... #neurology #PHANTOMS
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Bacterial Meningitis - Differential ... Coltivirus Symptoms ... influenzae Symptoms ... Acute meningeal signs ... #diagnosis #neurology