15 results
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign ... on Chest CT • ... linear branching pattern ... #CT #Lung #Pulmonary ... clinical #tree #bud
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... o infection • Echocardiogram ... symptoms (not-optimal but ... CT ... • IF staining patterns
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Features That Differentiate ... Infarction and Pulmonary ... parietal pericardium, but ... from other common ... Pericarditis #Symptoms #Signs
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... reversed halo sign ... tuberculosis is common ... nodules and tree-in-bud ... #Algorithm
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... tightness Most Common ... Nasal polyps and signs ... CT) • Broncho-arterial ... #differential #
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Common Dermatological ... associated with signs ... usually trunk but ... Christmas tree pattern ... dermatology #rash #differential
Aortoenteric Fistula - Diagnosis and Management Summary
Epidemiology:
• Uncommon but life-threatening
• Most common site of bowel connection
but life-threatening ... duodenum Clinical Signs ... • Should be on differential ... intervention, no matter ... • CT findings
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... dyspnea • (Less common ... • CT: Halo sign ... Infections #HIV #AIDS #pulmonary ... #differential #
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
radiographic findings are areas ... like idiopathic pulmonary ... or NSIP pattern ... disease in the differential ... Clinical #Radiology #CTChest
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
the southern and eastern ... Mediterranean areas ... in the knee-to-chest ... Positive Carnett's sign ... Abdominal #Pain #differential