King of radiology🤍🖤

Which of the following is specific for osteomalacia?

All the following cause basal ganglia calcification, except?

Amyloid Arthropathy in a Patient With Long Standing Hemodialysis. Grashey view of the shoulder demonstrates severe joint space narrowing, remodeling of the glenoid, and large pressure like erosions of the humeral head. Close inspection of the soft tissues also reveals a largely distended subacromial subdeltoid bursa, or "shoulder pad" sign, in this patient with amyloid arthropathy.

DDx of low-attenuation lymph nodes Tuberculosis Histoplasmosis Mycobacterium avium-intracellulare (MAC) in HIV Lymphoma Metastatic lymphadenopathy Whipple disease (mimicker -- Plexiform neurofibroma (neurofibromatosis)

Pericardial Effusion with Fat Pad (Sandwich) Sign

Calcifying pseudoneoplasms of the neuraxis (CAPNON)

high-yield cardiac tumor localization set. Myxoma → Left atrium (LA) Rhabdomyoma → Ventricles, LV Angiosarcoma → Right atrium (RA) Lymphoma → Right heart, RA Fibroma → LV free wall / interventricular septum

J - shaped sella

J - shaped sella

Differential diagnosis for a J-shaped sella includes : Mnemonics CONMAN C: chronic hydrocephalus​​​ O: ​optic chiasm glioma, osteogenesis imperfecta N: neurofibromatosis type 1 M: mucopolysaccharidoses A: achondroplasia N: normal variant

Exam pearl: Optic pathway glioma → ~50% have NF1 NF1 → ~15–20% develop optic pathway glioma

Three types of autoimmune pancreatitis have been described : • type 1 autoimmune pancreatitis (AIP-1) o also known as lymphoplasmacytic sclerosing pancreatitis (LPSP) o IgG4-related disease o more common in Asian countries o male predilection (3:1) and most common at 60-70 years • type 2 autoimmune pancreatitis (AIP-2) o also known as idiopathic ductal centric pancreatitis (IDCP) o more common in Western countries o no gender predilection and most common at 40-60 years • type 3 autoimmune pancreatitis (AIP-3) o caused by immune checkpoint inhibitor therapy o usually asymptomatic or mildly symptomatic

Trevor disease = dysplasia epiphysealis hemimelica (DEH) ,,,,,Characteristic osteochondral overgrowth from the epiphysis ⭐⭐⭐

Cowden syndrome..........Cowden syndrome (PTEN hamartoma tumor syndrome) → breast, thyroid, endometrial and other hamartomatous tumors + Lehrmit Doclus

Ovarian fibroma is usually :

Ovarian fibroma is associated with Gorlin syndrome (nevoid basal cell carcinoma syndrome).

Polysplenia more common in