31 results
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
Tree in Bud Sign ... The Tree-in-Bud sign ... Bud #TreeInBud #Sign ... #diagnosis #clinical ... #pathophysiology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Algorithm True ... symptoms/signs, ... nystagmus - Infection ... #Algorithm #Causes
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Algorithm Red ... • Meningeal signs ... Systemic symptoms and signs ... Matthew Ho, MD PhD ... #Algorithm #neurology
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Causes of Localized ... (e.g. ... , Mediastinum, Lungs ... Lymphadenopathy #LAD ... #Algorithm #Causes
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
Algorithm Celiac ... suspected: • Signs ... without discernable cause ... • Signs of osteoporosis ... Matthew Ho, MD PhD
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... for secondary causes ... organ-specific signs ... or symptoms (eg ... #Differential #diagnosis
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines in case ... interstitial diffuse infections ... This patient had ... partially seen shred sign ... NOT definitively diagnose
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
dilatation (signet-ring sign ... the peripheral lung ... A signet-ring sign ... The most common cause ... #Diagnosis #Radiology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... lesions • 80% with lung ... skin lesions, LAD ... #causes #radiology ... #neurology
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings
The epidemiology of this disease is 1/340,000 births and roughly double
40% of patients diagnosed ... Signs of immunodeficiency ... humoral immunity Signs ... (e.g. bacterial ... Agammaglobulinemia #XLinked #pathophysiology