Amyotrophic lateral sclerosis type 2, juvenile is an inherited motor neuron disorder caused by mutations in the ALS2 gene. It primarily affects childr...

Amyotrophic lateral sclerosis type 3 (ALS3) is characterized by an autosomal dominant inheritance pattern, meaning that a single copy of the mutated g...

Amyotrophic lateral sclerosis type 4 is a neurological condition primarily affecting the motor neurons, leading to progressive muscle weakness and deg...

Amyotrophic lateral sclerosis type 5 is a motor neuron disease caused by mutations in the SPG11 gene. This condition primarily affects the neurons res...

Amyotrophic lateral sclerosis type 6 is a form of a neurodegenerative disorder that primarily affects the motor neurons and leads to progressive muscl...

Amyotrophic lateral sclerosis type 7 is an extremely rare condition. Because few cases have been documented, detailed clinical information is limited.

Amyotrophic lateral sclerosis type 8 is a neurological condition that primarily affects the motor neurons responsible for controlling voluntary muscle...

Amyotrophic lateral sclerosis type 9 (ALS9) is a form of amyotrophic lateral sclerosis caused by mutations in the ANG gene. This condition is inherite...

Amyotrophic lateral sclerosis with polyglucosan bodies is an extremely rare condition. Because few cases have been documented, detailed clinical infor...

Amyotrophic neuralgia is an inherited form of recurrent focal neuropathy that primarily affects the brachial plexus, leading to episodes of severe pai...

Anaerobic meningitis is a condition characterized by inflammation of the meninges due to infection with anaerobic bacteria. It affects the central ner...

Anal canal adenocarcinoma is a malignant tumor arising from the glandular epithelium of the anal canal mucosa that shares morphological characteristic...

Anal canal carcinoma is a malignancy that arises from the epithelial cells of the anal canal. Recognized subtypes – including cloacogenic carcinoma, a...

Anal canal carcinoma in situ is an extremely rare condition. Because few cases have been documented, detailed clinical information is limited.

Anal canal neuroendocrine neoplasm is an extremely rare condition. Because few cases have been documented, detailed clinical information is limited.

anal canal Paget disease is an extremely rare condition. Because few cases have been documented, detailed clinical information is limited.

Anal canal squamous cell carcinoma is a malignant cancer arising from the squamous cells lining the anal canal. This condition affects the lower gastr...

Anal margin basal cell carcinoma is an extremely rare condition. Because few cases have been documented, detailed clinical information is limited.

Anal margin squamous cell carcinoma is a malignancy that arises from the perianal skin. Recognized subtypes are noted, with anal margin basal cell car...

Anal melanoma is a malignant tumor that arises from the pigmented cells in the anal region. It typically presents with symptoms affecting the anorecta...