Beare–Stevenson cutis gyrata syndrome (often shortened to “Beare–Stevenson syndrome” or “BSS”) is a very rare genetic condition. Babies are born with ...

Bathing suit ichthyosis is a rare, inherited skin condition. It belongs to a family of diseases called autosomal recessive congenital ichthyosis (ARCI). Most ...

Migraine with brainstem aura is a kind of migraine where the warning signs (called aura) come from the brainstem—the deep part of the brain that helps control ...

Basilar migraine is the older name for migraine with brainstem aura. It is a migraine in which the “warning phase” (the aura) comes from the brainstem—an area ...

Basan–Baird syndrome is a very rare genetic skin condition present from birth. Babies are born with no fingerprints or toeprints (a finding called ...

Basan syndrome or “absence of fingerprints–congenital milia syndrome.” It is an extremely rare, autosomal-dominant ectodermal dysplasia caused by variants in ...

Absence of fingerprints–congenital milia syndrome is a very rare genetic skin condition. Babies are born with no fingerprints on their fingers, palms, toes, or ...

Absence of dermatoglyphics–congenital milia syndrome is a very rare inherited skin condition where a baby is born without fingerprints (no dermatoglyphics), ...

Basan syndrome is a very rare, inherited skin condition. Babies are born without normal fingerprint ridges (adermatoglyphia). Soon after birth they may have ...

Basal ganglia calcification, idiopathic, childhood-onset means calcium-like deposits build up inside deep brain areas called the basal ganglia (and sometimes ...

Basal cell carcinoma with follicular differentiation (BCC-FD) is a special pathologic variant of basal cell carcinoma (the most common skin cancer). In this ...

Infantile Bartter syndrome with sensorineural deafness is a rare, inherited kidney salt-wasting disorder that starts before birth. Babies lose too much salt ...

Bartter syndrome with sensorineural hearing loss (type IV) is a rare, inherited kidney salt-wasting disorder that begins before or soon after birth. The ...

Bartter syndrome with sensorineural deafness is a rare, inherited kidney salt-wasting disorder that also causes permanent hearing loss. The kidney problem ...

Bartter syndrome type 4 is a rare, inherited kidney tubule disorder. The kidney cannot reabsorb enough salt in a specific segment of the nephron (the thick ...

Salt-losing tubular disorder (often called salt-losing nephropathy) means the kidneys’ tiny tubes (tubules) cannot reabsorb enough salt (mainly sodium and ...

Renal Tubular Normotensive Hypokalemic Alkalosis with Hypercalciuria is a salt-wasting kidney tubule disorder. The kidney’s thick ascending limb of the loop of ...

Bartter syndrome with hypercalciuria and nephrocalcinosis is a rare, inherited kidney salt-wasting disorder. The problem lives in the “thick ascending limb” of ...

Aldosteronism with hyperplasia of the adrenal cortex means your adrenal glands (small glands that sit on top of the kidneys) have grown more cells than normal ...

Bartter syndrome is a group of rare, inherited kidney tubule disorders. The problem happens in a part of the kidney called the thick ascending limb of the loop ...